66745680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4004

約数の個数: 80

約数和(自身を含む): 209879424

約数和(自身を除く): 143133744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 3917, 4260, 5680, 7834, 8520, 11751, 15668, 17040, 19585, 23502, 31336, 39170, 47004, 58755, 62672, 78340, 94008, 117510, 156680, 188016, 235020, 278107, 313360, 470040, 556214, 834321, 940080, 1112428, 1390535, 1668642, 2224856, 2781070, 3337284, 4171605, 4449712, 5562140, 6674568, 8343210, 11124280, 13349136, 16686420, 22248560, 33372840, 66745680]

約数ペア:

[(1, 66745680), (2, 33372840), (3, 22248560), (4, 16686420), (5, 13349136), (6, 11124280), (8, 8343210), (10, 6674568), (12, 5562140), (15, 4449712), (16, 4171605), (20, 3337284), (24, 2781070), (30, 2224856), (40, 1668642), (48, 1390535), (60, 1112428), (71, 940080), (80, 834321), (120, 556214), (142, 470040), (213, 313360), (240, 278107), (284, 235020), (355, 188016), (426, 156680), (568, 117510), (710, 94008), (852, 78340), (1065, 62672), (1136, 58755), (1420, 47004), (1704, 39170), (2130, 31336), (2840, 23502), (3408, 19585), (3917, 17040), (4260, 15668), (5680, 11751), (7834, 8520)]