318977040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2551}}^1$

素因数の和:3088

約数の個数: 80

約数和(自身を含む): 991115136

約数和(自身を除く): 672138096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 521, 1042, 1563, 2084, 2551, 2605, 3126, 4168, 5102, 5210, 6252, 7653, 7815, 8336, 10204, 10420, 12504, 12755, 15306, 15630, 20408, 20840, 25008, 25510, 30612, 31260, 38265, 40816, 41680, 51020, 61224, 62520, 76530, 102040, 122448, 125040, 153060, 204080, 306120, 612240, 1329071, 2658142, 3987213, 5316284, 6645355, 7974426, 10632568, 13290710, 15948852, 19936065, 21265136, 26581420, 31897704, 39872130, 53162840, 63795408, 79744260, 106325680, 159488520, 318977040]

約数ペア:

[(1, 318977040), (2, 159488520), (3, 106325680), (4, 79744260), (5, 63795408), (6, 53162840), (8, 39872130), (10, 31897704), (12, 26581420), (15, 21265136), (16, 19936065), (20, 15948852), (24, 13290710), (30, 10632568), (40, 7974426), (48, 6645355), (60, 5316284), (80, 3987213), (120, 2658142), (240, 1329071), (521, 612240), (1042, 306120), (1563, 204080), (2084, 153060), (2551, 125040), (2605, 122448), (3126, 102040), (4168, 76530), (5102, 62520), (5210, 61224), (6252, 51020), (7653, 41680), (7815, 40816), (8336, 38265), (10204, 31260), (10420, 30612), (12504, 25510), (12755, 25008), (15306, 20840), (15630, 20408)]