255806148

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 663828480

約数和(自身を除く): 408022332

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 139, 141, 156, 188, 251, 278, 282, 417, 502, 556, 564, 611, 753, 834, 1004, 1222, 1506, 1668, 1807, 1833, 2444, 3012, 3263, 3614, 3666, 5421, 6526, 6533, 7228, 7332, 9789, 10842, 11797, 13052, 13066, 19578, 19599, 21684, 23594, 26132, 34889, 35391, 39156, 39198, 47188, 69778, 70782, 78396, 84929, 104667, 139556, 141564, 153361, 169858, 209334, 254787, 306722, 339716, 418668, 453557, 460083, 509574, 613444, 907114, 920166, 1019148, 1360671, 1639783, 1814228, 1840332, 2721342, 3279566, 4919349, 5442684, 6559132, 9838698, 19677396, 21317179, 42634358, 63951537, 85268716, 127903074, 255806148]

約数ペア:

[(1, 255806148), (2, 127903074), (3, 85268716), (4, 63951537), (6, 42634358), (12, 21317179), (13, 19677396), (26, 9838698), (39, 6559132), (47, 5442684), (52, 4919349), (78, 3279566), (94, 2721342), (139, 1840332), (141, 1814228), (156, 1639783), (188, 1360671), (251, 1019148), (278, 920166), (282, 907114), (417, 613444), (502, 509574), (556, 460083), (564, 453557), (611, 418668), (753, 339716), (834, 306722), (1004, 254787), (1222, 209334), (1506, 169858), (1668, 153361), (1807, 141564), (1833, 139556), (2444, 104667), (3012, 84929), (3263, 78396), (3614, 70782), (3666, 69778), (5421, 47188), (6526, 39198), (6533, 39156), (7228, 35391), (7332, 34889), (9789, 26132), (10842, 23594), (11797, 21684), (13052, 19599), (13066, 19578)]