145904360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{74441}}^1$

素因数の和:74466

約数の個数: 48

約数和(自身を含む): 381887460

約数和(自身を除く): 235983100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 74441, 148882, 297764, 372205, 521087, 595528, 744410, 1042174, 1488820, 2084348, 2605435, 2977640, 3647609, 4168696, 5210870, 7295218, 10421740, 14590436, 18238045, 20843480, 29180872, 36476090, 72952180, 145904360]

約数ペア:

[(1, 145904360), (2, 72952180), (4, 36476090), (5, 29180872), (7, 20843480), (8, 18238045), (10, 14590436), (14, 10421740), (20, 7295218), (28, 5210870), (35, 4168696), (40, 3647609), (49, 2977640), (56, 2605435), (70, 2084348), (98, 1488820), (140, 1042174), (196, 744410), (245, 595528), (280, 521087), (392, 372205), (490, 297764), (980, 148882), (1960, 74441)]