77604420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18217}}^1$

素因数の和:18300

約数の個数: 48

約数和(自身を含む): 220364928

約数和(自身を除く): 142760508

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, 18217, 36434, 54651, 72868, 91085, 109302, 182170, 218604, 273255, 364340, 546510, 1093020, 1293407, 2586814, 3880221, 5173628, 6467035, 7760442, 12934070, 15520884, 19401105, 25868140, 38802210, 77604420]

約数ペア:

[(1, 77604420), (2, 38802210), (3, 25868140), (4, 19401105), (5, 15520884), (6, 12934070), (10, 7760442), (12, 6467035), (15, 5173628), (20, 3880221), (30, 2586814), (60, 1293407), (71, 1093020), (142, 546510), (213, 364340), (284, 273255), (355, 218604), (426, 182170), (710, 109302), (852, 91085), (1065, 72868), (1420, 54651), (2130, 36434), (4260, 18217)]