137727520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{122971}}^1$

素因数の和:122993

約数の個数: 48

約数和(自身を含む): 371867328

約数和(自身を除く): 234139808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 122971, 245942, 491884, 614855, 860797, 983768, 1229710, 1721594, 1967536, 2459420, 3443188, 3935072, 4303985, 4918840, 6886376, 8607970, 9837680, 13772752, 17215940, 19675360, 27545504, 34431880, 68863760, 137727520]

約数ペア:

[(1, 137727520), (2, 68863760), (4, 34431880), (5, 27545504), (7, 19675360), (8, 17215940), (10, 13772752), (14, 9837680), (16, 8607970), (20, 6886376), (28, 4918840), (32, 4303985), (35, 3935072), (40, 3443188), (56, 2459420), (70, 1967536), (80, 1721594), (112, 1229710), (140, 983768), (160, 860797), (224, 614855), (280, 491884), (560, 245942), (1120, 122971)]