31990410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 86169600

約数和(自身を除く): 54179190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 654, 981, 1087, 1090, 1635, 1962, 2174, 2943, 3261, 3270, 4905, 5435, 5886, 6522, 9783, 9810, 10870, 14715, 16305, 19566, 29349, 29430, 32610, 48915, 58698, 97830, 118483, 146745, 236966, 293490, 355449, 592415, 710898, 1066347, 1184830, 1777245, 2132694, 3199041, 3554490, 5331735, 6398082, 10663470, 15995205, 31990410]

約数ペア:

[(1, 31990410), (2, 15995205), (3, 10663470), (5, 6398082), (6, 5331735), (9, 3554490), (10, 3199041), (15, 2132694), (18, 1777245), (27, 1184830), (30, 1066347), (45, 710898), (54, 592415), (90, 355449), (109, 293490), (135, 236966), (218, 146745), (270, 118483), (327, 97830), (545, 58698), (654, 48915), (981, 32610), (1087, 29430), (1090, 29349), (1635, 19566), (1962, 16305), (2174, 14715), (2943, 10870), (3261, 9810), (3270, 9783), (4905, 6522), (5435, 5886)]