90038640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2699}}^1$

素因数の和:2854

約数の個数: 80

約数和(自身を含む): 281232000

約数和(自身を除く): 191193360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2699, 2780, 3336, 4170, 5398, 5560, 6672, 8097, 8340, 10796, 11120, 13495, 16194, 16680, 21592, 26990, 32388, 33360, 40485, 43184, 53980, 64776, 80970, 107960, 129552, 161940, 215920, 323880, 375161, 647760, 750322, 1125483, 1500644, 1875805, 2250966, 3001288, 3751610, 4501932, 5627415, 6002576, 7503220, 9003864, 11254830, 15006440, 18007728, 22509660, 30012880, 45019320, 90038640]

約数ペア:

[(1, 90038640), (2, 45019320), (3, 30012880), (4, 22509660), (5, 18007728), (6, 15006440), (8, 11254830), (10, 9003864), (12, 7503220), (15, 6002576), (16, 5627415), (20, 4501932), (24, 3751610), (30, 3001288), (40, 2250966), (48, 1875805), (60, 1500644), (80, 1125483), (120, 750322), (139, 647760), (240, 375161), (278, 323880), (417, 215920), (556, 161940), (695, 129552), (834, 107960), (1112, 80970), (1390, 64776), (1668, 53980), (2085, 43184), (2224, 40485), (2699, 33360), (2780, 32388), (3336, 26990), (4170, 21592), (5398, 16680), (5560, 16194), (6672, 13495), (8097, 11120), (8340, 10796)]