278451120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1160213}}^1$

素因数の和:1160229

約数の個数: 40

約数和(自身を含む): 863199216

約数和(自身を除く): 584748096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1160213, 2320426, 3480639, 4640852, 5801065, 6961278, 9281704, 11602130, 13922556, 17403195, 18563408, 23204260, 27845112, 34806390, 46408520, 55690224, 69612780, 92817040, 139225560, 278451120]

約数ペア:

[(1, 278451120), (2, 139225560), (3, 92817040), (4, 69612780), (5, 55690224), (6, 46408520), (8, 34806390), (10, 27845112), (12, 23204260), (15, 18563408), (16, 17403195), (20, 13922556), (24, 11602130), (30, 9281704), (40, 6961278), (48, 5801065), (60, 4640852), (80, 3480639), (120, 2320426), (240, 1160213)]