68262920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{929}}^1$

素因数の和:1118

約数の個数: 64

約数和(自身を含む): 168739200

約数和(自身を除く): 100476280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 167, 220, 334, 440, 668, 835, 929, 1336, 1670, 1837, 1858, 3340, 3674, 3716, 4645, 6680, 7348, 7432, 9185, 9290, 10219, 14696, 18370, 18580, 20438, 36740, 37160, 40876, 51095, 73480, 81752, 102190, 155143, 204380, 310286, 408760, 620572, 775715, 1241144, 1551430, 1706573, 3102860, 3413146, 6205720, 6826292, 8532865, 13652584, 17065730, 34131460, 68262920]

約数ペア:

[(1, 68262920), (2, 34131460), (4, 17065730), (5, 13652584), (8, 8532865), (10, 6826292), (11, 6205720), (20, 3413146), (22, 3102860), (40, 1706573), (44, 1551430), (55, 1241144), (88, 775715), (110, 620572), (167, 408760), (220, 310286), (334, 204380), (440, 155143), (668, 102190), (835, 81752), (929, 73480), (1336, 51095), (1670, 40876), (1837, 37160), (1858, 36740), (3340, 20438), (3674, 18580), (3716, 18370), (4645, 14696), (6680, 10219), (7348, 9290), (7432, 9185)]