279966990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{39047}}^1$

素因数の和:39296

約数の個数: 32

約数和(自身を含む): 674749440

約数和(自身を除く): 394782450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 3585, 7170, 39047, 78094, 117141, 195235, 234282, 390470, 585705, 1171410, 9332233, 18664466, 27996699, 46661165, 55993398, 93322330, 139983495, 279966990]

約数ペア:

[(1, 279966990), (2, 139983495), (3, 93322330), (5, 55993398), (6, 46661165), (10, 27996699), (15, 18664466), (30, 9332233), (239, 1171410), (478, 585705), (717, 390470), (1195, 234282), (1434, 195235), (2390, 117141), (3585, 78094), (7170, 39047)]