21237041280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{617}}^1$

素因数の和:856

約数の個数: 512

約数和(自身を含む): 83873180160

約数和(自身を除く): 62636138880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 197, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 394, 416, 420, 448, 455, 480, 520, 546, 560, 591, 617, 624, 640, 672, 728, 780, 788, 832, 840, 896, 910, 960, 985, 1040, 1092, 1120, 1182, 1234, 1248, 1344, 1365, 1379, 1456, 1560, 1576, 1664, 1680, 1820, 1851, 1920, 1970, 2080, 2184, 2240, 2364, 2468, 2496, 2561, 2688, 2730, 2758, 2912, 2955, 3085, 3120, 3152, 3360, 3640, 3702, 3940, 4137, 4160, 4319, 4368, 4480, 4728, 4936, 4992, 5122, 5460, 5516, 5824, 5910, 6170, 6240, 6304, 6720, 6895, 7280, 7404, 7683, 7880, 8021, 8274, 8320, 8638, 8736, 9255, 9456, 9872, 10244, 10920, 11032, 11648, 11820, 12340, 12480, 12608, 12805, 12957, 13440, 13790, 14560, 14808, 15366, 15760, 16042, 16548, 17276, 17472, 17927, 18510, 18912, 19744, 20488, 20685, 21595, 21840, 22064, 23640, 24063, 24680, 24960, 25216, 25610, 25914, 27580, 29120, 29616, 30732, 31520, 32084, 33096, 34552, 34944, 35854, 37020, 37824, 38415, 39488, 40105, 40976, 41370, 43190, 43680, 44128, 47280, 48126, 49360, 51220, 51828, 53781, 55160, 56147, 58240, 59232, 61464, 63040, 64168, 64785, 66192, 69104, 71708, 74040, 75648, 76830, 78976, 80210, 81952, 82740, 86380, 87360, 88256, 89635, 94560, 96252, 98720, 102440, 103656, 107562, 110320, 112294, 118464, 120315, 121549, 122928, 126080, 128336, 129570, 132384, 138208, 143416, 148080, 153660, 160420, 163904, 165480, 168441, 172760, 174720, 176512, 179270, 189120, 192504, 197440, 204880, 207312, 215124, 220640, 224588, 236928, 240630, 243098, 245856, 256672, 259140, 264768, 268905, 276416, 280735, 286832, 296160, 307320, 320840, 327808, 330960, 336882, 345520, 358540, 364647, 378240, 385008, 394880, 409760, 414624, 430248, 441280, 449176, 481260, 486196, 491712, 513344, 518280, 529536, 537810, 552832, 561470, 573664, 592320, 607745, 614640, 641680, 661920, 673764, 691040, 717080, 729294, 770016, 819520, 829248, 842205, 850843, 860496, 882560, 898352, 962520, 972392, 983424, 1026688, 1036560, 1075620, 1122940, 1147328, 1184640, 1215490, 1229280, 1283360, 1323840, 1347528, 1382080, 1434160, 1458588, 1540032, 1580137, 1639040, 1658496, 1684410, 1701686, 1720992, 1796704, 1823235, 1925040, 1944784, 2073120, 2151240, 2245880, 2294656, 2430980, 2458560, 2552529, 2566720, 2647680, 2695056, 2764160, 2868320, 2917176, 3080064, 3160274, 3368820, 3403372, 3441984, 3593408, 3646470, 3850080, 3889568, 4146240, 4254215, 4302480, 4491760, 4740411, 4861960, 4917120, 5105058, 5133440, 5390112, 5736640, 5834352, 6320548, 6737640, 6806744, 6883968, 7186816, 7292940, 7700160, 7779136, 7900685, 8292480, 8508430, 8604960, 8983520, 9480822, 9723920, 10210116, 10780224, 11060959, 11473280, 11668704, 12641096, 12762645, 13475280, 13613488, 14585880, 15400320, 15558272, 15801370, 17016860, 17209920, 17967040, 18961644, 19447840, 20420232, 21560448, 22121918, 23337408, 23702055, 25282192, 25525290, 26950560, 27226976, 29171760, 31602740, 33182877, 34033720, 34419840, 35934080, 37923288, 38895680, 40840464, 44243836, 46674816, 47404110, 50564384, 51050580, 53901120, 54453952, 55304795, 58343520, 63205480, 66365754, 68067440, 75846576, 77791360, 81680928, 88487672, 94808220, 101128768, 102101160, 107802240, 108907904, 110609590, 116687040, 126410960, 132731508, 136134880, 151693152, 163361856, 165914385, 176975344, 189616440, 202257536, 204202320, 221219180, 233374080, 252821920, 265463016, 272269760, 303386304, 326723712, 331828770, 353950688, 379232880, 408404640, 442438360, 505643840, 530926032, 544539520, 606772608, 663657540, 707901376, 758465760, 816809280, 884876720, 1011287680, 1061852064, 1327315080, 1415802752, 1516931520, 1633618560, 1769753440, 2123704128, 2654630160, 3033863040, 3539506880, 4247408256, 5309260320, 7079013760, 10618520640, 21237041280]

約数ペア:

[(1, 21237041280), (2, 10618520640), (3, 7079013760), (4, 5309260320), (5, 4247408256), (6, 3539506880), (7, 3033863040), (8, 2654630160), (10, 2123704128), (12, 1769753440), (13, 1633618560), (14, 1516931520), (15, 1415802752), (16, 1327315080), (20, 1061852064), (21, 1011287680), (24, 884876720), (26, 816809280), (28, 758465760), (30, 707901376), (32, 663657540), (35, 606772608), (39, 544539520), (40, 530926032), (42, 505643840), (48, 442438360), (52, 408404640), (56, 379232880), (60, 353950688), (64, 331828770), (65, 326723712), (70, 303386304), (78, 272269760), (80, 265463016), (84, 252821920), (91, 233374080), (96, 221219180), (104, 204202320), (105, 202257536), (112, 189616440), (120, 176975344), (128, 165914385), (130, 163361856), (140, 151693152), (156, 136134880), (160, 132731508), (168, 126410960), (182, 116687040), (192, 110609590), (195, 108907904), (197, 107802240), (208, 102101160), (210, 101128768), (224, 94808220), (240, 88487672), (260, 81680928), (273, 77791360), (280, 75846576), (312, 68067440), (320, 66365754), (336, 63205480), (364, 58343520), (384, 55304795), (390, 54453952), (394, 53901120), (416, 51050580), (420, 50564384), (448, 47404110), (455, 46674816), (480, 44243836), (520, 40840464), (546, 38895680), (560, 37923288), (591, 35934080), (617, 34419840), (624, 34033720), (640, 33182877), (672, 31602740), (728, 29171760), (780, 27226976), (788, 26950560), (832, 25525290), (840, 25282192), (896, 23702055), (910, 23337408), (960, 22121918), (985, 21560448), (1040, 20420232), (1092, 19447840), (1120, 18961644), (1182, 17967040), (1234, 17209920), (1248, 17016860), (1344, 15801370), (1365, 15558272), (1379, 15400320), (1456, 14585880), (1560, 13613488), (1576, 13475280), (1664, 12762645), (1680, 12641096), (1820, 11668704), (1851, 11473280), (1920, 11060959), (1970, 10780224), (2080, 10210116), (2184, 9723920), (2240, 9480822), (2364, 8983520), (2468, 8604960), (2496, 8508430), (2561, 8292480), (2688, 7900685), (2730, 7779136), (2758, 7700160), (2912, 7292940), (2955, 7186816), (3085, 6883968), (3120, 6806744), (3152, 6737640), (3360, 6320548), (3640, 5834352), (3702, 5736640), (3940, 5390112), (4137, 5133440), (4160, 5105058), (4319, 4917120), (4368, 4861960), (4480, 4740411), (4728, 4491760), (4936, 4302480), (4992, 4254215), (5122, 4146240), (5460, 3889568), (5516, 3850080), (5824, 3646470), (5910, 3593408), (6170, 3441984), (6240, 3403372), (6304, 3368820), (6720, 3160274), (6895, 3080064), (7280, 2917176), (7404, 2868320), (7683, 2764160), (7880, 2695056), (8021, 2647680), (8274, 2566720), (8320, 2552529), (8638, 2458560), (8736, 2430980), (9255, 2294656), (9456, 2245880), (9872, 2151240), (10244, 2073120), (10920, 1944784), (11032, 1925040), (11648, 1823235), (11820, 1796704), (12340, 1720992), (12480, 1701686), (12608, 1684410), (12805, 1658496), (12957, 1639040), (13440, 1580137), (13790, 1540032), (14560, 1458588), (14808, 1434160), (15366, 1382080), (15760, 1347528), (16042, 1323840), (16548, 1283360), (17276, 1229280), (17472, 1215490), (17927, 1184640), (18510, 1147328), (18912, 1122940), (19744, 1075620), (20488, 1036560), (20685, 1026688), (21595, 983424), (21840, 972392), (22064, 962520), (23640, 898352), (24063, 882560), (24680, 860496), (24960, 850843), (25216, 842205), (25610, 829248), (25914, 819520), (27580, 770016), (29120, 729294), (29616, 717080), (30732, 691040), (31520, 673764), (32084, 661920), (33096, 641680), (34552, 614640), (34944, 607745), (35854, 592320), (37020, 573664), (37824, 561470), (38415, 552832), (39488, 537810), (40105, 529536), (40976, 518280), (41370, 513344), (43190, 491712), (43680, 486196), (44128, 481260), (47280, 449176), (48126, 441280), (49360, 430248), (51220, 414624), (51828, 409760), (53781, 394880), (55160, 385008), (56147, 378240), (58240, 364647), (59232, 358540), (61464, 345520), (63040, 336882), (64168, 330960), (64785, 327808), (66192, 320840), (69104, 307320), (71708, 296160), (74040, 286832), (75648, 280735), (76830, 276416), (78976, 268905), (80210, 264768), (81952, 259140), (82740, 256672), (86380, 245856), (87360, 243098), (88256, 240630), (89635, 236928), (94560, 224588), (96252, 220640), (98720, 215124), (102440, 207312), (103656, 204880), (107562, 197440), (110320, 192504), (112294, 189120), (118464, 179270), (120315, 176512), (121549, 174720), (122928, 172760), (126080, 168441), (128336, 165480), (129570, 163904), (132384, 160420), (138208, 153660), (143416, 148080)]