131921220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30119}}^1$

素因数の和:30204

約数の個数: 48

約数和(自身を含む): 374451840

約数和(自身を除く): 242530620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 30119, 60238, 90357, 120476, 150595, 180714, 301190, 361428, 451785, 602380, 903570, 1807140, 2198687, 4397374, 6596061, 8794748, 10993435, 13192122, 21986870, 26384244, 32980305, 43973740, 65960610, 131921220]

約数ペア:

[(1, 131921220), (2, 65960610), (3, 43973740), (4, 32980305), (5, 26384244), (6, 21986870), (10, 13192122), (12, 10993435), (15, 8794748), (20, 6596061), (30, 4397374), (60, 2198687), (73, 1807140), (146, 903570), (219, 602380), (292, 451785), (365, 361428), (438, 301190), (730, 180714), (876, 150595), (1095, 120476), (1460, 90357), (2190, 60238), (4380, 30119)]