257004240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1070851}}^1$

素因数の和:1070867

約数の個数: 40

約数和(自身を含む): 796713888

約数和(自身を除く): 539709648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1070851, 2141702, 3212553, 4283404, 5354255, 6425106, 8566808, 10708510, 12850212, 16062765, 17133616, 21417020, 25700424, 32125530, 42834040, 51400848, 64251060, 85668080, 128502120, 257004240]

約数ペア:

[(1, 257004240), (2, 128502120), (3, 85668080), (4, 64251060), (5, 51400848), (6, 42834040), (8, 32125530), (10, 25700424), (12, 21417020), (15, 17133616), (16, 16062765), (20, 12850212), (24, 10708510), (30, 8566808), (40, 6425106), (48, 5354255), (60, 4283404), (80, 3212553), (120, 2141702), (240, 1070851)]