15402120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128351}}^1$

素因数の和:128365

約数の個数: 32

約数和(自身を含む): 46206720

約数和(自身を除く): 30804600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128351, 256702, 385053, 513404, 641755, 770106, 1026808, 1283510, 1540212, 1925265, 2567020, 3080424, 3850530, 5134040, 7701060, 15402120]

約数ペア:

[(1, 15402120), (2, 7701060), (3, 5134040), (4, 3850530), (5, 3080424), (6, 2567020), (8, 1925265), (10, 1540212), (12, 1283510), (15, 1026808), (20, 770106), (24, 641755), (30, 513404), (40, 385053), (60, 256702), (120, 128351)]