227912740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 546134400

約数和(自身を除く): 318221660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 139, 145, 220, 257, 278, 290, 319, 514, 556, 580, 638, 695, 1028, 1276, 1285, 1390, 1529, 1595, 2570, 2780, 2827, 3058, 3190, 4031, 5140, 5654, 6116, 6380, 7453, 7645, 8062, 11308, 14135, 14906, 15290, 16124, 20155, 28270, 29812, 30580, 35723, 37265, 40310, 44341, 56540, 71446, 74530, 80620, 81983, 88682, 142892, 149060, 163966, 177364, 178615, 221705, 327932, 357230, 392953, 409915, 443410, 714460, 785906, 819830, 886820, 1035967, 1571812, 1639660, 1964765, 2071934, 3929530, 4143868, 5179835, 7859060, 10359670, 11395637, 20719340, 22791274, 45582548, 56978185, 113956370, 227912740]

約数ペア:

[(1, 227912740), (2, 113956370), (4, 56978185), (5, 45582548), (10, 22791274), (11, 20719340), (20, 11395637), (22, 10359670), (29, 7859060), (44, 5179835), (55, 4143868), (58, 3929530), (110, 2071934), (116, 1964765), (139, 1639660), (145, 1571812), (220, 1035967), (257, 886820), (278, 819830), (290, 785906), (319, 714460), (514, 443410), (556, 409915), (580, 392953), (638, 357230), (695, 327932), (1028, 221705), (1276, 178615), (1285, 177364), (1390, 163966), (1529, 149060), (1595, 142892), (2570, 88682), (2780, 81983), (2827, 80620), (3058, 74530), (3190, 71446), (4031, 56540), (5140, 44341), (5654, 40310), (6116, 37265), (6380, 35723), (7453, 30580), (7645, 29812), (8062, 28270), (11308, 20155), (14135, 16124), (14906, 15290)]