78157890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:472

約数の個数: 96

約数和(自身を含む): 212284800

約数和(自身を除く): 134126910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 59, 82, 90, 118, 123, 177, 205, 246, 295, 354, 359, 369, 410, 531, 590, 615, 718, 738, 885, 1062, 1077, 1230, 1770, 1795, 1845, 2154, 2419, 2655, 3231, 3590, 3690, 4838, 5310, 5385, 6462, 7257, 10770, 12095, 14514, 14719, 16155, 21181, 21771, 24190, 29438, 32310, 36285, 42362, 43542, 44157, 63543, 72570, 73595, 88314, 105905, 108855, 127086, 132471, 147190, 190629, 211810, 217710, 220785, 264942, 317715, 381258, 441570, 635430, 662355, 868421, 953145, 1324710, 1736842, 1906290, 2605263, 4342105, 5210526, 7815789, 8684210, 13026315, 15631578, 26052630, 39078945, 78157890]

約数ペア:

[(1, 78157890), (2, 39078945), (3, 26052630), (5, 15631578), (6, 13026315), (9, 8684210), (10, 7815789), (15, 5210526), (18, 4342105), (30, 2605263), (41, 1906290), (45, 1736842), (59, 1324710), (82, 953145), (90, 868421), (118, 662355), (123, 635430), (177, 441570), (205, 381258), (246, 317715), (295, 264942), (354, 220785), (359, 217710), (369, 211810), (410, 190629), (531, 147190), (590, 132471), (615, 127086), (718, 108855), (738, 105905), (885, 88314), (1062, 73595), (1077, 72570), (1230, 63543), (1770, 44157), (1795, 43542), (1845, 42362), (2154, 36285), (2419, 32310), (2655, 29438), (3231, 24190), (3590, 21771), (3690, 21181), (4838, 16155), (5310, 14719), (5385, 14514), (6462, 12095), (7257, 10770)]