68563840

素因数分解:

$2^7\times 5^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 165240000

約数和(自身を除く): 96676160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 298, 320, 596, 640, 719, 745, 1192, 1438, 1490, 2384, 2876, 2980, 3595, 4768, 5752, 5960, 7190, 9536, 11504, 11920, 14380, 19072, 23008, 23840, 28760, 46016, 47680, 57520, 92032, 95360, 107131, 115040, 214262, 230080, 428524, 460160, 535655, 857048, 1071310, 1714096, 2142620, 3428192, 4285240, 6856384, 8570480, 13712768, 17140960, 34281920, 68563840]

約数ペア:

[(1, 68563840), (2, 34281920), (4, 17140960), (5, 13712768), (8, 8570480), (10, 6856384), (16, 4285240), (20, 3428192), (32, 2142620), (40, 1714096), (64, 1071310), (80, 857048), (128, 535655), (149, 460160), (160, 428524), (298, 230080), (320, 214262), (596, 115040), (640, 107131), (719, 95360), (745, 92032), (1192, 57520), (1438, 47680), (1490, 46016), (2384, 28760), (2876, 23840), (2980, 23008), (3595, 19072), (4768, 14380), (5752, 11920), (5960, 11504), (7190, 9536)]