256665870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{150097}}^1$

素因数の和:150129

約数の個数: 48

約数和(自身を含む): 702458640

約数和(自身を除く): 445792770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 150097, 300194, 450291, 750485, 900582, 1350873, 1500970, 2251455, 2701746, 2851843, 4502910, 5703686, 6754365, 8555529, 13508730, 14259215, 17111058, 25666587, 28518430, 42777645, 51333174, 85555290, 128332935, 256665870]

約数ペア:

[(1, 256665870), (2, 128332935), (3, 85555290), (5, 51333174), (6, 42777645), (9, 28518430), (10, 25666587), (15, 17111058), (18, 14259215), (19, 13508730), (30, 8555529), (38, 6754365), (45, 5703686), (57, 4502910), (90, 2851843), (95, 2701746), (114, 2251455), (171, 1500970), (190, 1350873), (285, 900582), (342, 750485), (570, 450291), (855, 300194), (1710, 150097)]