81324240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{338851}}^1$

素因数の和:338867

約数の個数: 40

約数和(自身を含む): 252105888

約数和(自身を除く): 170781648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 338851, 677702, 1016553, 1355404, 1694255, 2033106, 2710808, 3388510, 4066212, 5082765, 5421616, 6777020, 8132424, 10165530, 13554040, 16264848, 20331060, 27108080, 40662120, 81324240]

約数ペア:

[(1, 81324240), (2, 40662120), (3, 27108080), (4, 20331060), (5, 16264848), (6, 13554040), (8, 10165530), (10, 8132424), (12, 6777020), (15, 5421616), (16, 5082765), (20, 4066212), (24, 3388510), (30, 2710808), (40, 2033106), (48, 1694255), (60, 1355404), (80, 1016553), (120, 677702), (240, 338851)]