21500069640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{3121}}^1$

素因数の和:3340

約数の個数: 256

約数和(自身を含む): 75527424000

約数和(自身を除く): 54027354360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 139, 140, 168, 177, 210, 236, 278, 280, 295, 354, 413, 417, 420, 472, 556, 590, 695, 708, 826, 834, 840, 885, 973, 1112, 1180, 1239, 1390, 1416, 1652, 1668, 1770, 1946, 2065, 2085, 2360, 2478, 2780, 2919, 3121, 3304, 3336, 3540, 3892, 4130, 4170, 4865, 4956, 5560, 5838, 6195, 6242, 7080, 7784, 8201, 8260, 8340, 9363, 9730, 9912, 11676, 12390, 12484, 14595, 15605, 16402, 16520, 16680, 18726, 19460, 21847, 23352, 24603, 24780, 24968, 29190, 31210, 32804, 37452, 38920, 41005, 43694, 46815, 49206, 49560, 57407, 58380, 62420, 65541, 65608, 74904, 82010, 87388, 93630, 98412, 109235, 114814, 116760, 123015, 124840, 131082, 164020, 172221, 174776, 184139, 187260, 196824, 218470, 229628, 246030, 262164, 287035, 327705, 328040, 344442, 368278, 374520, 433819, 436940, 459256, 492060, 524328, 552417, 574070, 655410, 688884, 736556, 861105, 867638, 873880, 920695, 984120, 1104834, 1148140, 1288973, 1301457, 1310820, 1377768, 1473112, 1722210, 1735276, 1841390, 2169095, 2209668, 2296280, 2577946, 2602914, 2621640, 2762085, 3036733, 3444420, 3470552, 3682780, 3866919, 4338190, 4419336, 5155892, 5205828, 5524170, 6073466, 6444865, 6507285, 6888840, 7365560, 7733838, 8676380, 9110199, 10311784, 10411656, 11048340, 12146932, 12889730, 13014570, 15183665, 15467676, 17352760, 18220398, 19334595, 22096680, 24293864, 25595321, 25779460, 26029140, 30367330, 30935352, 36440796, 38669190, 45550995, 51190642, 51558920, 52058280, 60734660, 72881592, 76785963, 77338380, 91101990, 102381284, 121469320, 127976605, 153571926, 154676760, 179167247, 182203980, 204762568, 255953210, 307143852, 358334494, 364407960, 383929815, 511906420, 537501741, 614287704, 716668988, 767859630, 895836235, 1023812840, 1075003482, 1433337976, 1535719260, 1791672470, 2150006964, 2687508705, 3071438520, 3583344940, 4300013928, 5375017410, 7166689880, 10750034820, 21500069640]

約数ペア:

[(1, 21500069640), (2, 10750034820), (3, 7166689880), (4, 5375017410), (5, 4300013928), (6, 3583344940), (7, 3071438520), (8, 2687508705), (10, 2150006964), (12, 1791672470), (14, 1535719260), (15, 1433337976), (20, 1075003482), (21, 1023812840), (24, 895836235), (28, 767859630), (30, 716668988), (35, 614287704), (40, 537501741), (42, 511906420), (56, 383929815), (59, 364407960), (60, 358334494), (70, 307143852), (84, 255953210), (105, 204762568), (118, 182203980), (120, 179167247), (139, 154676760), (140, 153571926), (168, 127976605), (177, 121469320), (210, 102381284), (236, 91101990), (278, 77338380), (280, 76785963), (295, 72881592), (354, 60734660), (413, 52058280), (417, 51558920), (420, 51190642), (472, 45550995), (556, 38669190), (590, 36440796), (695, 30935352), (708, 30367330), (826, 26029140), (834, 25779460), (840, 25595321), (885, 24293864), (973, 22096680), (1112, 19334595), (1180, 18220398), (1239, 17352760), (1390, 15467676), (1416, 15183665), (1652, 13014570), (1668, 12889730), (1770, 12146932), (1946, 11048340), (2065, 10411656), (2085, 10311784), (2360, 9110199), (2478, 8676380), (2780, 7733838), (2919, 7365560), (3121, 6888840), (3304, 6507285), (3336, 6444865), (3540, 6073466), (3892, 5524170), (4130, 5205828), (4170, 5155892), (4865, 4419336), (4956, 4338190), (5560, 3866919), (5838, 3682780), (6195, 3470552), (6242, 3444420), (7080, 3036733), (7784, 2762085), (8201, 2621640), (8260, 2602914), (8340, 2577946), (9363, 2296280), (9730, 2209668), (9912, 2169095), (11676, 1841390), (12390, 1735276), (12484, 1722210), (14595, 1473112), (15605, 1377768), (16402, 1310820), (16520, 1301457), (16680, 1288973), (18726, 1148140), (19460, 1104834), (21847, 984120), (23352, 920695), (24603, 873880), (24780, 867638), (24968, 861105), (29190, 736556), (31210, 688884), (32804, 655410), (37452, 574070), (38920, 552417), (41005, 524328), (43694, 492060), (46815, 459256), (49206, 436940), (49560, 433819), (57407, 374520), (58380, 368278), (62420, 344442), (65541, 328040), (65608, 327705), (74904, 287035), (82010, 262164), (87388, 246030), (93630, 229628), (98412, 218470), (109235, 196824), (114814, 187260), (116760, 184139), (123015, 174776), (124840, 172221), (131082, 164020)]