78977640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:751

約数の個数: 128

約数和(自身を含む): 272885760

約数和(自身を除く): 193908120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 167, 168, 210, 280, 334, 420, 501, 563, 668, 835, 840, 1002, 1126, 1169, 1336, 1670, 1689, 2004, 2252, 2338, 2505, 2815, 3340, 3378, 3507, 3941, 4008, 4504, 4676, 5010, 5630, 5845, 6680, 6756, 7014, 7882, 8445, 9352, 10020, 11260, 11690, 11823, 13512, 14028, 15764, 16890, 17535, 19705, 20040, 22520, 23380, 23646, 28056, 31528, 33780, 35070, 39410, 46760, 47292, 59115, 67560, 70140, 78820, 94021, 94584, 118230, 140280, 157640, 188042, 236460, 282063, 376084, 470105, 472920, 564126, 658147, 752168, 940210, 1128252, 1316294, 1410315, 1880420, 1974441, 2256504, 2632588, 2820630, 3290735, 3760840, 3948882, 5265176, 5641260, 6581470, 7897764, 9872205, 11282520, 13162940, 15795528, 19744410, 26325880, 39488820, 78977640]

約数ペア:

[(1, 78977640), (2, 39488820), (3, 26325880), (4, 19744410), (5, 15795528), (6, 13162940), (7, 11282520), (8, 9872205), (10, 7897764), (12, 6581470), (14, 5641260), (15, 5265176), (20, 3948882), (21, 3760840), (24, 3290735), (28, 2820630), (30, 2632588), (35, 2256504), (40, 1974441), (42, 1880420), (56, 1410315), (60, 1316294), (70, 1128252), (84, 940210), (105, 752168), (120, 658147), (140, 564126), (167, 472920), (168, 470105), (210, 376084), (280, 282063), (334, 236460), (420, 188042), (501, 157640), (563, 140280), (668, 118230), (835, 94584), (840, 94021), (1002, 78820), (1126, 70140), (1169, 67560), (1336, 59115), (1670, 47292), (1689, 46760), (2004, 39410), (2252, 35070), (2338, 33780), (2505, 31528), (2815, 28056), (3340, 23646), (3378, 23380), (3507, 22520), (3941, 20040), (4008, 19705), (4504, 17535), (4676, 16890), (5010, 15764), (5630, 14028), (5845, 13512), (6680, 11823), (6756, 11690), (7014, 11260), (7882, 10020), (8445, 9352)]