157265318

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 302648112

約数和(自身を除く): 145382794

約数列:

[1, 2, 7, 14, 19, 29, 37, 38, 58, 74, 133, 203, 259, 266, 361, 406, 518, 551, 703, 722, 841, 1073, 1102, 1406, 1682, 2146, 2527, 3857, 4921, 5054, 5887, 7511, 7714, 9842, 10469, 11774, 13357, 15022, 15979, 20387, 20938, 26714, 31117, 31958, 40774, 62234, 73283, 93499, 111853, 142709, 146566, 186998, 217819, 223706, 285418, 303601, 387353, 435638, 591223, 607202, 774706, 1182446, 2125207, 2711471, 4138561, 4250414, 5422942, 8277122, 11233237, 22466474, 78632659, 157265318]

約数ペア:

[(1, 157265318), (2, 78632659), (7, 22466474), (14, 11233237), (19, 8277122), (29, 5422942), (37, 4250414), (38, 4138561), (58, 2711471), (74, 2125207), (133, 1182446), (203, 774706), (259, 607202), (266, 591223), (361, 435638), (406, 387353), (518, 303601), (551, 285418), (703, 223706), (722, 217819), (841, 186998), (1073, 146566), (1102, 142709), (1406, 111853), (1682, 93499), (2146, 73283), (2527, 62234), (3857, 40774), (4921, 31958), (5054, 31117), (5887, 26714), (7511, 20938), (7714, 20387), (9842, 15979), (10469, 15022), (11774, 13357)]