66847920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4010

約数の個数: 80

約数和(自身を含む): 210200832

約数和(自身を除く): 143352912

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, 3923, 4260, 5680, 7846, 8520, 11769, 15692, 17040, 19615, 23538, 31384, 39230, 47076, 58845, 62768, 78460, 94152, 117690, 156920, 188304, 235380, 278533, 313840, 470760, 557066, 835599, 941520, 1114132, 1392665, 1671198, 2228264, 2785330, 3342396, 4177995, 4456528, 5570660, 6684792, 8355990, 11141320, 13369584, 16711980, 22282640, 33423960, 66847920]

約数ペア:

[(1, 66847920), (2, 33423960), (3, 22282640), (4, 16711980), (5, 13369584), (6, 11141320), (8, 8355990), (10, 6684792), (12, 5570660), (15, 4456528), (16, 4177995), (20, 3342396), (24, 2785330), (30, 2228264), (40, 1671198), (48, 1392665), (60, 1114132), (71, 941520), (80, 835599), (120, 557066), (142, 470760), (213, 313840), (240, 278533), (284, 235380), (355, 188304), (426, 156920), (568, 117690), (710, 94152), (852, 78460), (1065, 62768), (1136, 58845), (1420, 47076), (1704, 39230), (2130, 31384), (2840, 23538), (3408, 19615), (3923, 17040), (4260, 15692), (5680, 11769), (7846, 8520)]