74128260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17401}}^1$

素因数の和:17484

約数の個数: 48

約数和(自身を含む): 210494592

約数和(自身を除く): 136366332

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, 17401, 34802, 52203, 69604, 87005, 104406, 174010, 208812, 261015, 348020, 522030, 1044060, 1235471, 2470942, 3706413, 4941884, 6177355, 7412826, 12354710, 14825652, 18532065, 24709420, 37064130, 74128260]

約数ペア:

[(1, 74128260), (2, 37064130), (3, 24709420), (4, 18532065), (5, 14825652), (6, 12354710), (10, 7412826), (12, 6177355), (15, 4941884), (20, 3706413), (30, 2470942), (60, 1235471), (71, 1044060), (142, 522030), (213, 348020), (284, 261015), (355, 208812), (426, 174010), (710, 104406), (852, 87005), (1065, 69604), (1420, 52203), (2130, 34802), (4260, 17401)]