1980150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 5041344

約数和(自身を除く): 3061194

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 307, 430, 614, 645, 921, 1075, 1290, 1535, 1842, 2150, 3070, 3225, 4605, 6450, 7675, 9210, 13201, 15350, 23025, 26402, 39603, 46050, 66005, 79206, 132010, 198015, 330025, 396030, 660050, 990075, 1980150]

約数ペア:

[(1, 1980150), (2, 990075), (3, 660050), (5, 396030), (6, 330025), (10, 198015), (15, 132010), (25, 79206), (30, 66005), (43, 46050), (50, 39603), (75, 26402), (86, 23025), (129, 15350), (150, 13201), (215, 9210), (258, 7675), (307, 6450), (430, 4605), (614, 3225), (645, 3070), (921, 2150), (1075, 1842), (1290, 1535)]