749061440

素因数分解:

$2^6\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2657}}^1$

素因数の和:3555

約数の個数: 56

約数和(自身を含む): 1786399272

約数和(自身を除く): 1037337832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 881, 1762, 2657, 3524, 4405, 5314, 7048, 8810, 10628, 13285, 14096, 17620, 21256, 26570, 28192, 35240, 42512, 53140, 56384, 70480, 85024, 106280, 140960, 170048, 212560, 281920, 425120, 850240, 2340817, 4681634, 9363268, 11704085, 18726536, 23408170, 37453072, 46816340, 74906144, 93632680, 149812288, 187265360, 374530720, 749061440]

約数ペア:

[(1, 749061440), (2, 374530720), (4, 187265360), (5, 149812288), (8, 93632680), (10, 74906144), (16, 46816340), (20, 37453072), (32, 23408170), (40, 18726536), (64, 11704085), (80, 9363268), (160, 4681634), (320, 2340817), (881, 850240), (1762, 425120), (2657, 281920), (3524, 212560), (4405, 170048), (5314, 140960), (7048, 106280), (8810, 85024), (10628, 70480), (13285, 56384), (14096, 53140), (17620, 42512), (21256, 35240), (26570, 28192)]