669256

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 64

約数和(自身を含む): 1641600

約数和(自身を除く): 972344

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 37, 38, 56, 68, 74, 76, 119, 133, 136, 148, 152, 238, 259, 266, 296, 323, 476, 518, 532, 629, 646, 703, 952, 1036, 1064, 1258, 1292, 1406, 2072, 2261, 2516, 2584, 2812, 4403, 4522, 4921, 5032, 5624, 8806, 9044, 9842, 11951, 17612, 18088, 19684, 23902, 35224, 39368, 47804, 83657, 95608, 167314, 334628, 669256]

約数ペア:

[(1, 669256), (2, 334628), (4, 167314), (7, 95608), (8, 83657), (14, 47804), (17, 39368), (19, 35224), (28, 23902), (34, 19684), (37, 18088), (38, 17612), (56, 11951), (68, 9842), (74, 9044), (76, 8806), (119, 5624), (133, 5032), (136, 4921), (148, 4522), (152, 4403), (238, 2812), (259, 2584), (266, 2516), (296, 2261), (323, 2072), (476, 1406), (518, 1292), (532, 1258), (629, 1064), (646, 1036), (703, 952)]