20117981520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 720

約数和(自身を含む): 85572439680

約数和(自身を除く): 65454458160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 47, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 94, 104, 105, 112, 117, 120, 126, 130, 139, 140, 141, 144, 156, 168, 180, 182, 188, 195, 208, 210, 234, 235, 240, 252, 260, 273, 278, 280, 282, 312, 315, 329, 336, 360, 364, 376, 390, 417, 420, 423, 455, 468, 470, 504, 520, 546, 556, 560, 564, 585, 611, 624, 630, 658, 695, 705, 720, 728, 752, 780, 819, 834, 840, 846, 910, 936, 940, 973, 987, 1008, 1040, 1092, 1112, 1128, 1170, 1222, 1251, 1260, 1316, 1365, 1390, 1410, 1456, 1560, 1638, 1645, 1668, 1680, 1692, 1807, 1820, 1833, 1872, 1880, 1946, 1974, 2085, 2115, 2184, 2209, 2224, 2256, 2340, 2444, 2502, 2520, 2632, 2730, 2780, 2820, 2919, 2961, 3055, 3120, 3276, 3290, 3336, 3384, 3614, 3640, 3666, 3760, 3892, 3948, 4095, 4170, 4230, 4277, 4368, 4418, 4680, 4865, 4888, 4935, 5004, 5040, 5264, 5421, 5460, 5499, 5560, 5640, 5838, 5922, 6110, 6255, 6533, 6552, 6580, 6627, 6672, 6768, 7228, 7280, 7332, 7784, 7896, 8190, 8340, 8460, 8554, 8757, 8836, 9035, 9165, 9360, 9730, 9776, 9870, 10008, 10842, 10920, 10998, 11045, 11120, 11280, 11676, 11844, 12220, 12510, 12649, 12831, 13066, 13104, 13160, 13254, 14456, 14595, 14664, 14805, 15463, 15568, 15792, 16263, 16380, 16680, 16920, 17108, 17514, 17672, 18070, 18330, 19460, 19599, 19740, 19881, 20016, 21385, 21684, 21840, 21996, 22090, 23352, 23688, 24440, 25020, 25298, 25662, 26132, 26320, 26508, 27105, 27495, 28717, 28912, 29190, 29328, 29610, 30926, 32526, 32665, 32760, 33135, 33360, 33840, 34216, 35028, 35344, 36140, 36660, 37947, 38493, 38920, 39198, 39480, 39762, 42770, 43368, 43785, 43992, 44180, 45731, 46389, 46704, 47376, 48880, 50040, 50596, 51324, 52264, 53016, 54210, 54990, 57434, 58380, 58797, 59220, 61852, 63245, 64155, 65052, 65330, 65520, 66270, 68432, 70056, 72280, 73320, 75894, 76986, 77315, 77840, 78396, 78960, 79524, 81315, 84929, 85540, 86151, 86736, 87570, 87984, 88360, 91462, 92778, 97995, 99405, 100080, 101192, 102648, 104528, 106032, 108420, 109980, 113841, 114868, 116760, 117594, 118440, 123704, 126490, 128310, 130104, 130660, 132540, 137193, 139167, 140112, 143585, 144560, 146640, 151788, 153972, 154630, 156792, 159048, 162630, 169858, 171080, 172302, 175140, 176720, 182924, 185556, 189735, 192465, 195990, 198810, 201019, 202384, 205296, 216840, 219960, 227682, 228655, 229736, 231945, 233520, 235188, 236880, 247408, 252980, 254787, 256620, 258453, 260208, 261320, 265080, 274386, 278334, 287170, 293985, 303576, 307051, 307944, 309260, 313584, 318096, 325260, 339716, 342160, 344604, 350280, 365848, 371112, 379470, 384930, 391980, 397620, 402038, 411579, 424645, 430755, 433680, 439920, 455364, 457310, 459472, 463890, 470376, 505960, 509574, 513240, 516906, 522640, 530160, 548772, 556668, 569205, 574340, 587970, 594503, 603057, 607152, 614102, 615888, 618520, 650520, 679432, 685965, 689208, 695835, 700560, 731696, 742224, 758940, 764361, 769860, 783960, 795240, 804076, 823158, 849290, 861510, 910728, 914620, 921153, 927780, 940752, 1005095, 1011920, 1019148, 1026480, 1033812, 1097544, 1113336, 1138410, 1148680, 1175940, 1189006, 1206114, 1228204, 1237040, 1273935, 1292265, 1301040, 1358864, 1371930, 1378416, 1391670, 1517880, 1528722, 1535255, 1539720, 1567920, 1590480, 1608152, 1646316, 1698580, 1723020, 1783509, 1809171, 1821456, 1829240, 1842306, 1855560, 2010190, 2038296, 2057895, 2067624, 2149357, 2195088, 2226672, 2276820, 2297360, 2351880, 2378012, 2412228, 2456408, 2547870, 2584530, 2743860, 2763459, 2783340, 2972515, 3015285, 3035760, 3057444, 3070510, 3079440, 3216304, 3292632, 3397160, 3446040, 3567018, 3618342, 3658480, 3684612, 3711120, 3821805, 3991663, 4020380, 4076592, 4115790, 4135248, 4298714, 4553640, 4605765, 4703760, 4756024, 4824456, 4912816, 5095740, 5169060, 5350527, 5487720, 5526918, 5566680, 5945030, 6030570, 6114888, 6141020, 6448071, 6585264, 6794320, 6892080, 7134036, 7236684, 7369224, 7643610, 7983326, 8040760, 8231580, 8597428, 8917545, 9045855, 9107280, 9211530, 9512048, 9648912, 10191480, 10338120, 10701054, 10746785, 10975440, 11053836, 11133360, 11890060, 11974989, 12061140, 12229776, 12282040, 12896142, 13817295, 14268072, 14473368, 14738448, 15287220, 15966652, 16081520, 16463160, 17194856, 17835090, 18091710, 18423060, 19344213, 19958315, 20382960, 20676240, 21402108, 21493570, 22107672, 23780120, 23949978, 24122280, 24564080, 25792284, 26752635, 27634590, 27941641, 28536144, 28946736, 30574440, 31933304, 32240355, 32926320, 34389712, 35670180, 35924967, 36183420, 36846120, 38688426, 39916630, 42804216, 42987140, 44215344, 47560240, 47899956, 48244560, 51584568, 53505270, 55269180, 55883282, 59874945, 61148880, 63866608, 64480710, 71340360, 71849934, 72366840, 73692240, 77376852, 79833260, 83824923, 85608432, 85974280, 95799912, 96721065, 103169136, 107010540, 110538360, 111766564, 119749890, 128961420, 139708205, 142680720, 143699868, 144733680, 154753704, 159666520, 167649846, 171948560, 179624835, 191599824, 193442130, 214021080, 221076720, 223533128, 239499780, 251474769, 257922840, 279416410, 287399736, 309507408, 319333040, 335299692, 359249670, 386884260, 419124615, 428042160, 447066256, 478999560, 502949538, 515845680, 558832820, 574799472, 670599384, 718499340, 773768520, 838249230, 957999120, 1005899076, 1117665640, 1257373845, 1341198768, 1436998680, 1547537040, 1676498460, 2011798152, 2235331280, 2514747690, 2873997360, 3352996920, 4023596304, 5029495380, 6705993840, 10058990760, 20117981520]

約数ペア:

[(1, 20117981520), (2, 10058990760), (3, 6705993840), (4, 5029495380), (5, 4023596304), (6, 3352996920), (7, 2873997360), (8, 2514747690), (9, 2235331280), (10, 2011798152), (12, 1676498460), (13, 1547537040), (14, 1436998680), (15, 1341198768), (16, 1257373845), (18, 1117665640), (20, 1005899076), (21, 957999120), (24, 838249230), (26, 773768520), (28, 718499340), (30, 670599384), (35, 574799472), (36, 558832820), (39, 515845680), (40, 502949538), (42, 478999560), (45, 447066256), (47, 428042160), (48, 419124615), (52, 386884260), (56, 359249670), (60, 335299692), (63, 319333040), (65, 309507408), (70, 287399736), (72, 279416410), (78, 257922840), (80, 251474769), (84, 239499780), (90, 223533128), (91, 221076720), (94, 214021080), (104, 193442130), (105, 191599824), (112, 179624835), (117, 171948560), (120, 167649846), (126, 159666520), (130, 154753704), (139, 144733680), (140, 143699868), (141, 142680720), (144, 139708205), (156, 128961420), (168, 119749890), (180, 111766564), (182, 110538360), (188, 107010540), (195, 103169136), (208, 96721065), (210, 95799912), (234, 85974280), (235, 85608432), (240, 83824923), (252, 79833260), (260, 77376852), (273, 73692240), (278, 72366840), (280, 71849934), (282, 71340360), (312, 64480710), (315, 63866608), (329, 61148880), (336, 59874945), (360, 55883282), (364, 55269180), (376, 53505270), (390, 51584568), (417, 48244560), (420, 47899956), (423, 47560240), (455, 44215344), (468, 42987140), (470, 42804216), (504, 39916630), (520, 38688426), (546, 36846120), (556, 36183420), (560, 35924967), (564, 35670180), (585, 34389712), (611, 32926320), (624, 32240355), (630, 31933304), (658, 30574440), (695, 28946736), (705, 28536144), (720, 27941641), (728, 27634590), (752, 26752635), (780, 25792284), (819, 24564080), (834, 24122280), (840, 23949978), (846, 23780120), (910, 22107672), (936, 21493570), (940, 21402108), (973, 20676240), (987, 20382960), (1008, 19958315), (1040, 19344213), (1092, 18423060), (1112, 18091710), (1128, 17835090), (1170, 17194856), (1222, 16463160), (1251, 16081520), (1260, 15966652), (1316, 15287220), (1365, 14738448), (1390, 14473368), (1410, 14268072), (1456, 13817295), (1560, 12896142), (1638, 12282040), (1645, 12229776), (1668, 12061140), (1680, 11974989), (1692, 11890060), (1807, 11133360), (1820, 11053836), (1833, 10975440), (1872, 10746785), (1880, 10701054), (1946, 10338120), (1974, 10191480), (2085, 9648912), (2115, 9512048), (2184, 9211530), (2209, 9107280), (2224, 9045855), (2256, 8917545), (2340, 8597428), (2444, 8231580), (2502, 8040760), (2520, 7983326), (2632, 7643610), (2730, 7369224), (2780, 7236684), (2820, 7134036), (2919, 6892080), (2961, 6794320), (3055, 6585264), (3120, 6448071), (3276, 6141020), (3290, 6114888), (3336, 6030570), (3384, 5945030), (3614, 5566680), (3640, 5526918), (3666, 5487720), (3760, 5350527), (3892, 5169060), (3948, 5095740), (4095, 4912816), (4170, 4824456), (4230, 4756024), (4277, 4703760), (4368, 4605765), (4418, 4553640), (4680, 4298714), (4865, 4135248), (4888, 4115790), (4935, 4076592), (5004, 4020380), (5040, 3991663), (5264, 3821805), (5421, 3711120), (5460, 3684612), (5499, 3658480), (5560, 3618342), (5640, 3567018), (5838, 3446040), (5922, 3397160), (6110, 3292632), (6255, 3216304), (6533, 3079440), (6552, 3070510), (6580, 3057444), (6627, 3035760), (6672, 3015285), (6768, 2972515), (7228, 2783340), (7280, 2763459), (7332, 2743860), (7784, 2584530), (7896, 2547870), (8190, 2456408), (8340, 2412228), (8460, 2378012), (8554, 2351880), (8757, 2297360), (8836, 2276820), (9035, 2226672), (9165, 2195088), (9360, 2149357), (9730, 2067624), (9776, 2057895), (9870, 2038296), (10008, 2010190), (10842, 1855560), (10920, 1842306), (10998, 1829240), (11045, 1821456), (11120, 1809171), (11280, 1783509), (11676, 1723020), (11844, 1698580), (12220, 1646316), (12510, 1608152), (12649, 1590480), (12831, 1567920), (13066, 1539720), (13104, 1535255), (13160, 1528722), (13254, 1517880), (14456, 1391670), (14595, 1378416), (14664, 1371930), (14805, 1358864), (15463, 1301040), (15568, 1292265), (15792, 1273935), (16263, 1237040), (16380, 1228204), (16680, 1206114), (16920, 1189006), (17108, 1175940), (17514, 1148680), (17672, 1138410), (18070, 1113336), (18330, 1097544), (19460, 1033812), (19599, 1026480), (19740, 1019148), (19881, 1011920), (20016, 1005095), (21385, 940752), (21684, 927780), (21840, 921153), (21996, 914620), (22090, 910728), (23352, 861510), (23688, 849290), (24440, 823158), (25020, 804076), (25298, 795240), (25662, 783960), (26132, 769860), (26320, 764361), (26508, 758940), (27105, 742224), (27495, 731696), (28717, 700560), (28912, 695835), (29190, 689208), (29328, 685965), (29610, 679432), (30926, 650520), (32526, 618520), (32665, 615888), (32760, 614102), (33135, 607152), (33360, 603057), (33840, 594503), (34216, 587970), (35028, 574340), (35344, 569205), (36140, 556668), (36660, 548772), (37947, 530160), (38493, 522640), (38920, 516906), (39198, 513240), (39480, 509574), (39762, 505960), (42770, 470376), (43368, 463890), (43785, 459472), (43992, 457310), (44180, 455364), (45731, 439920), (46389, 433680), (46704, 430755), (47376, 424645), (48880, 411579), (50040, 402038), (50596, 397620), (51324, 391980), (52264, 384930), (53016, 379470), (54210, 371112), (54990, 365848), (57434, 350280), (58380, 344604), (58797, 342160), (59220, 339716), (61852, 325260), (63245, 318096), (64155, 313584), (65052, 309260), (65330, 307944), (65520, 307051), (66270, 303576), (68432, 293985), (70056, 287170), (72280, 278334), (73320, 274386), (75894, 265080), (76986, 261320), (77315, 260208), (77840, 258453), (78396, 256620), (78960, 254787), (79524, 252980), (81315, 247408), (84929, 236880), (85540, 235188), (86151, 233520), (86736, 231945), (87570, 229736), (87984, 228655), (88360, 227682), (91462, 219960), (92778, 216840), (97995, 205296), (99405, 202384), (100080, 201019), (101192, 198810), (102648, 195990), (104528, 192465), (106032, 189735), (108420, 185556), (109980, 182924), (113841, 176720), (114868, 175140), (116760, 172302), (117594, 171080), (118440, 169858), (123704, 162630), (126490, 159048), (128310, 156792), (130104, 154630), (130660, 153972), (132540, 151788), (137193, 146640), (139167, 144560), (140112, 143585)]