56780360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 165715200

約数和(自身を除く): 108934840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 821, 910, 988, 1064, 1235, 1330, 1642, 1729, 1820, 1976, 2470, 2660, 3284, 3458, 3640, 4105, 4940, 5320, 5747, 6568, 6916, 8210, 8645, 9880, 10673, 11494, 13832, 15599, 16420, 17290, 21346, 22988, 28735, 31198, 32840, 34580, 42692, 45976, 53365, 57470, 62396, 69160, 74711, 77995, 85384, 106730, 109193, 114940, 124792, 149422, 155990, 202787, 213460, 218386, 229880, 298844, 311980, 373555, 405574, 426920, 436772, 545965, 597688, 623960, 747110, 811148, 873544, 1013935, 1091930, 1419509, 1494220, 1622296, 2027870, 2183860, 2839018, 2988440, 4055740, 4367720, 5678036, 7097545, 8111480, 11356072, 14195090, 28390180, 56780360]

約数ペア:

[(1, 56780360), (2, 28390180), (4, 14195090), (5, 11356072), (7, 8111480), (8, 7097545), (10, 5678036), (13, 4367720), (14, 4055740), (19, 2988440), (20, 2839018), (26, 2183860), (28, 2027870), (35, 1622296), (38, 1494220), (40, 1419509), (52, 1091930), (56, 1013935), (65, 873544), (70, 811148), (76, 747110), (91, 623960), (95, 597688), (104, 545965), (130, 436772), (133, 426920), (140, 405574), (152, 373555), (182, 311980), (190, 298844), (247, 229880), (260, 218386), (266, 213460), (280, 202787), (364, 155990), (380, 149422), (455, 124792), (494, 114940), (520, 109193), (532, 106730), (665, 85384), (728, 77995), (760, 74711), (821, 69160), (910, 62396), (988, 57470), (1064, 53365), (1235, 45976), (1330, 42692), (1642, 34580), (1729, 32840), (1820, 31198), (1976, 28735), (2470, 22988), (2660, 21346), (3284, 17290), (3458, 16420), (3640, 15599), (4105, 13832), (4940, 11494), (5320, 10673), (5747, 9880), (6568, 8645), (6916, 8210)]