240976485

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 449003520

約数和(自身を除く): 208027035

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 71, 93, 135, 155, 213, 279, 355, 465, 639, 811, 837, 1065, 1395, 1917, 2201, 2433, 3195, 4055, 4185, 6603, 7299, 9585, 11005, 12165, 19809, 21897, 25141, 33015, 36495, 57581, 59427, 75423, 99045, 109485, 125705, 172743, 226269, 287905, 297135, 377115, 518229, 678807, 863715, 1131345, 1554687, 1785011, 2591145, 3394035, 5355033, 7773435, 8925055, 16065099, 26775165, 48195297, 80325495, 240976485]

約数ペア:

[(1, 240976485), (3, 80325495), (5, 48195297), (9, 26775165), (15, 16065099), (27, 8925055), (31, 7773435), (45, 5355033), (71, 3394035), (93, 2591145), (135, 1785011), (155, 1554687), (213, 1131345), (279, 863715), (355, 678807), (465, 518229), (639, 377115), (811, 297135), (837, 287905), (1065, 226269), (1395, 172743), (1917, 125705), (2201, 109485), (2433, 99045), (3195, 75423), (4055, 59427), (4185, 57581), (6603, 36495), (7299, 33015), (9585, 25141), (11005, 21897), (12165, 19809)]