1291567421480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23021}}^1\times {\mathrm{200371}}^1$

素因数の和:223410

約数の個数: 64

約数和(自身を含む): 3321334212480

約数和(自身を除く): 2029766791000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 23021, 46042, 92084, 115105, 161147, 184168, 200371, 230210, 322294, 400742, 460420, 644588, 801484, 805735, 920840, 1001855, 1289176, 1402597, 1602968, 1611470, 2003710, 2805194, 3222940, 4007420, 5610388, 6445880, 7012985, 8014840, 11220776, 14025970, 28051940, 56103880, 4612740791, 9225481582, 18450963164, 23063703955, 32289185537, 36901926328, 46127407910, 64578371074, 92254815820, 129156742148, 161445927685, 184509631640, 258313484296, 322891855370, 645783710740, 1291567421480]

約数ペア:

[(1, 1291567421480), (2, 645783710740), (4, 322891855370), (5, 258313484296), (7, 184509631640), (8, 161445927685), (10, 129156742148), (14, 92254815820), (20, 64578371074), (28, 46127407910), (35, 36901926328), (40, 32289185537), (56, 23063703955), (70, 18450963164), (140, 9225481582), (280, 4612740791), (23021, 56103880), (46042, 28051940), (92084, 14025970), (115105, 11220776), (161147, 8014840), (184168, 7012985), (200371, 6445880), (230210, 5610388), (322294, 4007420), (400742, 3222940), (460420, 2805194), (644588, 2003710), (801484, 1611470), (805735, 1602968), (920840, 1402597), (1001855, 1289176)]