30804240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128351}}^1$

素因数の和:128367

約数の個数: 40

約数和(自身を含む): 95493888

約数和(自身を除く): 64689648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128351, 256702, 385053, 513404, 641755, 770106, 1026808, 1283510, 1540212, 1925265, 2053616, 2567020, 3080424, 3850530, 5134040, 6160848, 7701060, 10268080, 15402120, 30804240]

約数ペア:

[(1, 30804240), (2, 15402120), (3, 10268080), (4, 7701060), (5, 6160848), (6, 5134040), (8, 3850530), (10, 3080424), (12, 2567020), (15, 2053616), (16, 1925265), (20, 1540212), (24, 1283510), (30, 1026808), (40, 770106), (48, 641755), (60, 513404), (80, 385053), (120, 256702), (240, 128351)]