157220140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9281}}^1$

素因数の和:9319

約数の個数: 72

約数和(自身を含む): 414794016

約数和(自身を除く): 257573876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 9281, 16940, 18562, 37124, 46405, 64967, 92810, 102091, 129934, 185620, 204182, 259868, 324835, 408364, 510455, 649670, 714637, 1020910, 1123001, 1299340, 1429274, 2041820, 2246002, 2858548, 3573185, 4492004, 5615005, 7146370, 7861007, 11230010, 14292740, 15722014, 22460020, 31444028, 39305035, 78610070, 157220140]

約数ペア:

[(1, 157220140), (2, 78610070), (4, 39305035), (5, 31444028), (7, 22460020), (10, 15722014), (11, 14292740), (14, 11230010), (20, 7861007), (22, 7146370), (28, 5615005), (35, 4492004), (44, 3573185), (55, 2858548), (70, 2246002), (77, 2041820), (110, 1429274), (121, 1299340), (140, 1123001), (154, 1020910), (220, 714637), (242, 649670), (308, 510455), (385, 408364), (484, 324835), (605, 259868), (770, 204182), (847, 185620), (1210, 129934), (1540, 102091), (1694, 92810), (2420, 64967), (3388, 46405), (4235, 37124), (8470, 18562), (9281, 16940)]