120820560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71917}}^1$

素因数の和:71940

約数の個数: 80

約数和(自身を含む): 428055936

約数和(自身を除く): 307235376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 71917, 143834, 215751, 287668, 359585, 431502, 503419, 575336, 719170, 863004, 1006838, 1078755, 1150672, 1438340, 1510257, 1726008, 2013676, 2157510, 2517095, 2876680, 3020514, 3452016, 4027352, 4315020, 5034190, 5753360, 6041028, 7551285, 8054704, 8630040, 10068380, 12082056, 15102570, 17260080, 20136760, 24164112, 30205140, 40273520, 60410280, 120820560]

約数ペア:

[(1, 120820560), (2, 60410280), (3, 40273520), (4, 30205140), (5, 24164112), (6, 20136760), (7, 17260080), (8, 15102570), (10, 12082056), (12, 10068380), (14, 8630040), (15, 8054704), (16, 7551285), (20, 6041028), (21, 5753360), (24, 5034190), (28, 4315020), (30, 4027352), (35, 3452016), (40, 3020514), (42, 2876680), (48, 2517095), (56, 2157510), (60, 2013676), (70, 1726008), (80, 1510257), (84, 1438340), (105, 1150672), (112, 1078755), (120, 1006838), (140, 863004), (168, 719170), (210, 575336), (240, 503419), (280, 431502), (336, 359585), (420, 287668), (560, 215751), (840, 143834), (1680, 71917)]