328516640

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:846

約数の個数: 96

約数和(自身を含む): 811989360

約数和(自身を除く): 483472720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 101, 116, 145, 160, 202, 232, 290, 404, 464, 505, 580, 701, 808, 928, 1010, 1160, 1402, 1616, 2020, 2320, 2804, 2929, 3232, 3505, 4040, 4640, 5608, 5858, 7010, 8080, 11216, 11716, 14020, 14645, 16160, 20329, 22432, 23432, 28040, 29290, 40658, 46864, 56080, 58580, 70801, 81316, 93728, 101645, 112160, 117160, 141602, 162632, 203290, 234320, 283204, 325264, 354005, 406580, 468640, 566408, 650528, 708010, 813160, 1132816, 1416020, 1626320, 2053229, 2265632, 2832040, 3252640, 4106458, 5664080, 8212916, 10266145, 11328160, 16425832, 20532290, 32851664, 41064580, 65703328, 82129160, 164258320, 328516640]

約数ペア:

[(1, 328516640), (2, 164258320), (4, 82129160), (5, 65703328), (8, 41064580), (10, 32851664), (16, 20532290), (20, 16425832), (29, 11328160), (32, 10266145), (40, 8212916), (58, 5664080), (80, 4106458), (101, 3252640), (116, 2832040), (145, 2265632), (160, 2053229), (202, 1626320), (232, 1416020), (290, 1132816), (404, 813160), (464, 708010), (505, 650528), (580, 566408), (701, 468640), (808, 406580), (928, 354005), (1010, 325264), (1160, 283204), (1402, 234320), (1616, 203290), (2020, 162632), (2320, 141602), (2804, 117160), (2929, 112160), (3232, 101645), (3505, 93728), (4040, 81316), (4640, 70801), (5608, 58580), (5858, 56080), (7010, 46864), (8080, 40658), (11216, 29290), (11716, 28040), (14020, 23432), (14645, 22432), (16160, 20329)]