245657040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1023571}}^1$

素因数の和:1023587

約数の個数: 40

約数和(自身を含む): 761537568

約数和(自身を除く): 515880528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1023571, 2047142, 3070713, 4094284, 5117855, 6141426, 8188568, 10235710, 12282852, 15353565, 16377136, 20471420, 24565704, 30707130, 40942840, 49131408, 61414260, 81885680, 122828520, 245657040]

約数ペア:

[(1, 245657040), (2, 122828520), (3, 81885680), (4, 61414260), (5, 49131408), (6, 40942840), (8, 30707130), (10, 24565704), (12, 20471420), (15, 16377136), (16, 15353565), (20, 12282852), (24, 10235710), (30, 8188568), (40, 6141426), (48, 5117855), (60, 4094284), (80, 3070713), (120, 2047142), (240, 1023571)]