258713040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1077971}}^1$

素因数の和:1077987

約数の個数: 40

約数和(自身を含む): 802011168

約数和(自身を除く): 543298128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1077971, 2155942, 3233913, 4311884, 5389855, 6467826, 8623768, 10779710, 12935652, 16169565, 17247536, 21559420, 25871304, 32339130, 43118840, 51742608, 64678260, 86237680, 129356520, 258713040]

約数ペア:

[(1, 258713040), (2, 129356520), (3, 86237680), (4, 64678260), (5, 51742608), (6, 43118840), (8, 32339130), (10, 25871304), (12, 21559420), (15, 17247536), (16, 16169565), (20, 12935652), (24, 10779710), (30, 8623768), (40, 6467826), (48, 5389855), (60, 4311884), (80, 3233913), (120, 2155942), (240, 1077971)]