120315320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73363}}^1$

素因数の和:73415

約数の個数: 32

約数和(自身を含む): 277315920

約数和(自身を除く): 157000600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 73363, 146726, 293452, 366815, 586904, 733630, 1467260, 2934520, 3007883, 6015766, 12031532, 15039415, 24063064, 30078830, 60157660, 120315320]

約数ペア:

[(1, 120315320), (2, 60157660), (4, 30078830), (5, 24063064), (8, 15039415), (10, 12031532), (20, 6015766), (40, 3007883), (41, 2934520), (82, 1467260), (164, 733630), (205, 586904), (328, 366815), (410, 293452), (820, 146726), (1640, 73363)]