87922140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20639}}^1$

素因数の和:20722

約数の個数: 48

約数和(自身を含む): 249661440

約数和(自身を除く): 161739300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 20639, 41278, 61917, 82556, 103195, 123834, 206390, 247668, 309585, 412780, 619170, 1238340, 1465369, 2930738, 4396107, 5861476, 7326845, 8792214, 14653690, 17584428, 21980535, 29307380, 43961070, 87922140]

約数ペア:

[(1, 87922140), (2, 43961070), (3, 29307380), (4, 21980535), (5, 17584428), (6, 14653690), (10, 8792214), (12, 7326845), (15, 5861476), (20, 4396107), (30, 2930738), (60, 1465369), (71, 1238340), (142, 619170), (213, 412780), (284, 309585), (355, 247668), (426, 206390), (710, 123834), (852, 103195), (1065, 82556), (1420, 61917), (2130, 41278), (4260, 20639)]