708189128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1229}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 1487808000

約数和(自身を除く): 779618872

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 223, 323, 446, 646, 892, 1229, 1292, 1784, 2458, 2584, 3791, 4237, 4916, 7582, 8474, 9832, 15164, 16948, 20893, 23351, 30328, 33896, 41786, 46702, 72029, 83572, 93404, 144058, 167144, 186808, 274067, 288116, 396967, 548134, 576232, 793934, 1096268, 1587868, 2192536, 3175736, 4659139, 5207273, 9318278, 10414546, 18636556, 20829092, 37273112, 41658184, 88523641, 177047282, 354094564, 708189128]

約数ペア:

[(1, 708189128), (2, 354094564), (4, 177047282), (8, 88523641), (17, 41658184), (19, 37273112), (34, 20829092), (38, 18636556), (68, 10414546), (76, 9318278), (136, 5207273), (152, 4659139), (223, 3175736), (323, 2192536), (446, 1587868), (646, 1096268), (892, 793934), (1229, 576232), (1292, 548134), (1784, 396967), (2458, 288116), (2584, 274067), (3791, 186808), (4237, 167144), (4916, 144058), (7582, 93404), (8474, 83572), (9832, 72029), (15164, 46702), (16948, 41786), (20893, 33896), (23351, 30328)]