20947569240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:627

約数の個数: 512

約数和(自身を含む): 75014553600

約数和(自身を除く): 54066984360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 31, 37, 39, 40, 46, 52, 60, 62, 65, 69, 74, 78, 92, 93, 104, 111, 115, 120, 124, 130, 138, 148, 155, 156, 184, 185, 186, 195, 222, 230, 248, 260, 276, 296, 299, 310, 312, 345, 370, 372, 390, 403, 444, 460, 465, 481, 509, 520, 552, 555, 598, 620, 690, 713, 740, 744, 780, 806, 851, 888, 897, 920, 930, 962, 1018, 1110, 1147, 1196, 1209, 1240, 1380, 1426, 1443, 1480, 1495, 1527, 1560, 1612, 1702, 1794, 1860, 1924, 2015, 2036, 2139, 2220, 2294, 2392, 2405, 2418, 2545, 2553, 2760, 2852, 2886, 2990, 3054, 3224, 3404, 3441, 3565, 3588, 3720, 3848, 4030, 4072, 4255, 4278, 4440, 4485, 4588, 4810, 4836, 5090, 5106, 5704, 5735, 5772, 5980, 6045, 6108, 6617, 6808, 6882, 7130, 7176, 7215, 7635, 8060, 8510, 8556, 8970, 9176, 9269, 9620, 9672, 10180, 10212, 10695, 11063, 11470, 11544, 11707, 11960, 12090, 12216, 12765, 13234, 13764, 14260, 14430, 14911, 15270, 15779, 16120, 17020, 17112, 17205, 17940, 18538, 18833, 19240, 19851, 20360, 20424, 21390, 22126, 22940, 23414, 24180, 25530, 26381, 26468, 27528, 27807, 28520, 28860, 29822, 30540, 31558, 33085, 33189, 34040, 34410, 35121, 35880, 37076, 37666, 39702, 42780, 44252, 44733, 45880, 46345, 46828, 47337, 48360, 51060, 52762, 52936, 55315, 55614, 56499, 57720, 58535, 59644, 61080, 63116, 66170, 66378, 68820, 70242, 74152, 74555, 75332, 78895, 79143, 79404, 85560, 88504, 89466, 92690, 93656, 94165, 94674, 99255, 102120, 105524, 110630, 111228, 112998, 117070, 119288, 126232, 131905, 132340, 132756, 137640, 139035, 140484, 149110, 150664, 152191, 157790, 158286, 158808, 165945, 175605, 178932, 185380, 188330, 189348, 198510, 205127, 211048, 221260, 222456, 223665, 225996, 234140, 236685, 244829, 263810, 264680, 265512, 278070, 280968, 282495, 298220, 304382, 315580, 316572, 331890, 342953, 351210, 357864, 362917, 370760, 376660, 378696, 395715, 397020, 410254, 433159, 442520, 447330, 451992, 456573, 468280, 473370, 489658, 527620, 556140, 564990, 583823, 596440, 608764, 615381, 631160, 633144, 663780, 685906, 702420, 725834, 734487, 753320, 760955, 791430, 794040, 820508, 866318, 894660, 913146, 946740, 979316, 1025635, 1028859, 1055240, 1088751, 1112280, 1129980, 1167646, 1217528, 1224145, 1230762, 1299477, 1327560, 1371812, 1404840, 1451668, 1468974, 1521910, 1582860, 1641016, 1714765, 1732636, 1751469, 1789320, 1814585, 1826292, 1893480, 1958632, 2051270, 2057718, 2165795, 2177502, 2259960, 2282865, 2335292, 2448290, 2461524, 2598954, 2743624, 2903336, 2919115, 2937948, 3043820, 3076905, 3165720, 3429530, 3465272, 3502938, 3629170, 3652584, 3672435, 4102540, 4115436, 4331590, 4355004, 4565730, 4670584, 4717921, 4896580, 4923048, 5144295, 5197908, 5443755, 5631067, 5838230, 5875896, 6087640, 6153810, 6497385, 6859060, 7005876, 7258340, 7344870, 7589699, 8205080, 8230872, 8663180, 8710008, 8757345, 9131460, 9435842, 9793160, 10288590, 10395816, 10887510, 11262134, 11676460, 12307620, 12994770, 13427929, 13718120, 14011752, 14153763, 14516680, 14689740, 15179398, 16893201, 17326360, 17514690, 18262920, 18871684, 20577180, 21775020, 22524268, 22769097, 23352920, 23589605, 24615240, 25989540, 26855858, 28155335, 28307526, 29379480, 30358796, 33786402, 35029380, 37743368, 37948495, 40283787, 41154360, 43550040, 45048536, 45538194, 47179210, 51979080, 53711716, 56310670, 56615052, 60717592, 67139645, 67572804, 70058760, 70768815, 75896990, 80567574, 84466005, 91076388, 94358420, 107423432, 112621340, 113230104, 113845485, 134279290, 135145608, 141537630, 151793980, 161135148, 168932010, 174563077, 182152776, 188716840, 201418935, 225242680, 227690970, 268558580, 283075260, 303587960, 322270296, 337864020, 349126154, 402837870, 455381940, 523689231, 537117160, 566150520, 675728040, 698252308, 805675740, 872815385, 910763880, 1047378462, 1396504616, 1611351480, 1745630770, 2094756924, 2618446155, 3491261540, 4189513848, 5236892310, 6982523080, 10473784620, 20947569240]

約数ペア:

[(1, 20947569240), (2, 10473784620), (3, 6982523080), (4, 5236892310), (5, 4189513848), (6, 3491261540), (8, 2618446155), (10, 2094756924), (12, 1745630770), (13, 1611351480), (15, 1396504616), (20, 1047378462), (23, 910763880), (24, 872815385), (26, 805675740), (30, 698252308), (31, 675728040), (37, 566150520), (39, 537117160), (40, 523689231), (46, 455381940), (52, 402837870), (60, 349126154), (62, 337864020), (65, 322270296), (69, 303587960), (74, 283075260), (78, 268558580), (92, 227690970), (93, 225242680), (104, 201418935), (111, 188716840), (115, 182152776), (120, 174563077), (124, 168932010), (130, 161135148), (138, 151793980), (148, 141537630), (155, 135145608), (156, 134279290), (184, 113845485), (185, 113230104), (186, 112621340), (195, 107423432), (222, 94358420), (230, 91076388), (248, 84466005), (260, 80567574), (276, 75896990), (296, 70768815), (299, 70058760), (310, 67572804), (312, 67139645), (345, 60717592), (370, 56615052), (372, 56310670), (390, 53711716), (403, 51979080), (444, 47179210), (460, 45538194), (465, 45048536), (481, 43550040), (509, 41154360), (520, 40283787), (552, 37948495), (555, 37743368), (598, 35029380), (620, 33786402), (690, 30358796), (713, 29379480), (740, 28307526), (744, 28155335), (780, 26855858), (806, 25989540), (851, 24615240), (888, 23589605), (897, 23352920), (920, 22769097), (930, 22524268), (962, 21775020), (1018, 20577180), (1110, 18871684), (1147, 18262920), (1196, 17514690), (1209, 17326360), (1240, 16893201), (1380, 15179398), (1426, 14689740), (1443, 14516680), (1480, 14153763), (1495, 14011752), (1527, 13718120), (1560, 13427929), (1612, 12994770), (1702, 12307620), (1794, 11676460), (1860, 11262134), (1924, 10887510), (2015, 10395816), (2036, 10288590), (2139, 9793160), (2220, 9435842), (2294, 9131460), (2392, 8757345), (2405, 8710008), (2418, 8663180), (2545, 8230872), (2553, 8205080), (2760, 7589699), (2852, 7344870), (2886, 7258340), (2990, 7005876), (3054, 6859060), (3224, 6497385), (3404, 6153810), (3441, 6087640), (3565, 5875896), (3588, 5838230), (3720, 5631067), (3848, 5443755), (4030, 5197908), (4072, 5144295), (4255, 4923048), (4278, 4896580), (4440, 4717921), (4485, 4670584), (4588, 4565730), (4810, 4355004), (4836, 4331590), (5090, 4115436), (5106, 4102540), (5704, 3672435), (5735, 3652584), (5772, 3629170), (5980, 3502938), (6045, 3465272), (6108, 3429530), (6617, 3165720), (6808, 3076905), (6882, 3043820), (7130, 2937948), (7176, 2919115), (7215, 2903336), (7635, 2743624), (8060, 2598954), (8510, 2461524), (8556, 2448290), (8970, 2335292), (9176, 2282865), (9269, 2259960), (9620, 2177502), (9672, 2165795), (10180, 2057718), (10212, 2051270), (10695, 1958632), (11063, 1893480), (11470, 1826292), (11544, 1814585), (11707, 1789320), (11960, 1751469), (12090, 1732636), (12216, 1714765), (12765, 1641016), (13234, 1582860), (13764, 1521910), (14260, 1468974), (14430, 1451668), (14911, 1404840), (15270, 1371812), (15779, 1327560), (16120, 1299477), (17020, 1230762), (17112, 1224145), (17205, 1217528), (17940, 1167646), (18538, 1129980), (18833, 1112280), (19240, 1088751), (19851, 1055240), (20360, 1028859), (20424, 1025635), (21390, 979316), (22126, 946740), (22940, 913146), (23414, 894660), (24180, 866318), (25530, 820508), (26381, 794040), (26468, 791430), (27528, 760955), (27807, 753320), (28520, 734487), (28860, 725834), (29822, 702420), (30540, 685906), (31558, 663780), (33085, 633144), (33189, 631160), (34040, 615381), (34410, 608764), (35121, 596440), (35880, 583823), (37076, 564990), (37666, 556140), (39702, 527620), (42780, 489658), (44252, 473370), (44733, 468280), (45880, 456573), (46345, 451992), (46828, 447330), (47337, 442520), (48360, 433159), (51060, 410254), (52762, 397020), (52936, 395715), (55315, 378696), (55614, 376660), (56499, 370760), (57720, 362917), (58535, 357864), (59644, 351210), (61080, 342953), (63116, 331890), (66170, 316572), (66378, 315580), (68820, 304382), (70242, 298220), (74152, 282495), (74555, 280968), (75332, 278070), (78895, 265512), (79143, 264680), (79404, 263810), (85560, 244829), (88504, 236685), (89466, 234140), (92690, 225996), (93656, 223665), (94165, 222456), (94674, 221260), (99255, 211048), (102120, 205127), (105524, 198510), (110630, 189348), (111228, 188330), (112998, 185380), (117070, 178932), (119288, 175605), (126232, 165945), (131905, 158808), (132340, 158286), (132756, 157790), (137640, 152191), (139035, 150664), (140484, 149110)]