71920380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1699

約数の個数: 96

約数和(自身を含む): 232404480

約数和(自身を除く): 160484100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 763, 1090, 1308, 1526, 1571, 1635, 2180, 2289, 3052, 3142, 3270, 3815, 4578, 4713, 6284, 6540, 7630, 7855, 9156, 9426, 10997, 11445, 15260, 15710, 18852, 21994, 22890, 23565, 31420, 32991, 43988, 45780, 47130, 54985, 65982, 94260, 109970, 131964, 164955, 171239, 219940, 329910, 342478, 513717, 659820, 684956, 856195, 1027434, 1198673, 1712390, 2054868, 2397346, 2568585, 3424780, 3596019, 4794692, 5137170, 5993365, 7192038, 10274340, 11986730, 14384076, 17980095, 23973460, 35960190, 71920380]

約数ペア:

[(1, 71920380), (2, 35960190), (3, 23973460), (4, 17980095), (5, 14384076), (6, 11986730), (7, 10274340), (10, 7192038), (12, 5993365), (14, 5137170), (15, 4794692), (20, 3596019), (21, 3424780), (28, 2568585), (30, 2397346), (35, 2054868), (42, 1712390), (60, 1198673), (70, 1027434), (84, 856195), (105, 684956), (109, 659820), (140, 513717), (210, 342478), (218, 329910), (327, 219940), (420, 171239), (436, 164955), (545, 131964), (654, 109970), (763, 94260), (1090, 65982), (1308, 54985), (1526, 47130), (1571, 45780), (1635, 43988), (2180, 32991), (2289, 31420), (3052, 23565), (3142, 22890), (3270, 21994), (3815, 18852), (4578, 15710), (4713, 15260), (6284, 11445), (6540, 10997), (7630, 9426), (7855, 9156)]