147177140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 345639336

約数和(自身を除く): 198462196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 121, 122, 220, 242, 244, 305, 484, 605, 610, 671, 997, 1210, 1220, 1342, 1994, 2420, 2684, 3355, 3988, 4985, 6710, 7381, 9970, 10967, 13420, 14762, 19940, 21934, 29524, 36905, 43868, 54835, 60817, 73810, 109670, 120637, 121634, 147620, 219340, 241274, 243268, 304085, 482548, 603185, 608170, 668987, 1206370, 1216340, 1337974, 2412740, 2675948, 3344935, 6689870, 7358857, 13379740, 14717714, 29435428, 36794285, 73588570, 147177140]

約数ペア:

[(1, 147177140), (2, 73588570), (4, 36794285), (5, 29435428), (10, 14717714), (11, 13379740), (20, 7358857), (22, 6689870), (44, 3344935), (55, 2675948), (61, 2412740), (110, 1337974), (121, 1216340), (122, 1206370), (220, 668987), (242, 608170), (244, 603185), (305, 482548), (484, 304085), (605, 243268), (610, 241274), (671, 219340), (997, 147620), (1210, 121634), (1220, 120637), (1342, 109670), (1994, 73810), (2420, 60817), (2684, 54835), (3355, 43868), (3988, 36905), (4985, 29524), (6710, 21934), (7381, 19940), (9970, 14762), (10967, 13420)]