654829280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20161}}^1$

素因数の和:20212

約数の個数: 96

約数和(自身を含む): 1829096640

約数和(自身を除く): 1174267360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 3248, 4060, 4640, 6496, 8120, 16240, 20161, 32480, 40322, 80644, 100805, 141127, 161288, 201610, 282254, 322576, 403220, 564508, 584669, 645152, 705635, 806440, 1129016, 1169338, 1411270, 1612880, 2258032, 2338676, 2822540, 2923345, 3225760, 4092683, 4516064, 4677352, 5645080, 5846690, 8185366, 9354704, 11290160, 11693380, 16370732, 18709408, 20463415, 22580320, 23386760, 32741464, 40926830, 46773520, 65482928, 81853660, 93547040, 130965856, 163707320, 327414640, 654829280]

約数ペア:

[(1, 654829280), (2, 327414640), (4, 163707320), (5, 130965856), (7, 93547040), (8, 81853660), (10, 65482928), (14, 46773520), (16, 40926830), (20, 32741464), (28, 23386760), (29, 22580320), (32, 20463415), (35, 18709408), (40, 16370732), (56, 11693380), (58, 11290160), (70, 9354704), (80, 8185366), (112, 5846690), (116, 5645080), (140, 4677352), (145, 4516064), (160, 4092683), (203, 3225760), (224, 2923345), (232, 2822540), (280, 2338676), (290, 2258032), (406, 1612880), (464, 1411270), (560, 1169338), (580, 1129016), (812, 806440), (928, 705635), (1015, 645152), (1120, 584669), (1160, 564508), (1624, 403220), (2030, 322576), (2320, 282254), (3248, 201610), (4060, 161288), (4640, 141127), (6496, 100805), (8120, 80644), (16240, 40322), (20161, 32480)]