209903120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6353}}^1$

素因数の和:6432

約数の個数: 80

約数和(自身を含む): 567285120

約数和(自身を除く): 357382000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 280, 295, 413, 472, 560, 590, 826, 944, 1180, 1652, 2065, 2360, 3304, 4130, 4720, 6353, 6608, 8260, 12706, 16520, 25412, 31765, 33040, 44471, 50824, 63530, 88942, 101648, 127060, 177884, 222355, 254120, 355768, 374827, 444710, 508240, 711536, 749654, 889420, 1499308, 1778840, 1874135, 2623789, 2998616, 3557680, 3748270, 5247578, 5997232, 7496540, 10495156, 13118945, 14993080, 20990312, 26237890, 29986160, 41980624, 52475780, 104951560, 209903120]

約数ペア:

[(1, 209903120), (2, 104951560), (4, 52475780), (5, 41980624), (7, 29986160), (8, 26237890), (10, 20990312), (14, 14993080), (16, 13118945), (20, 10495156), (28, 7496540), (35, 5997232), (40, 5247578), (56, 3748270), (59, 3557680), (70, 2998616), (80, 2623789), (112, 1874135), (118, 1778840), (140, 1499308), (236, 889420), (280, 749654), (295, 711536), (413, 508240), (472, 444710), (560, 374827), (590, 355768), (826, 254120), (944, 222355), (1180, 177884), (1652, 127060), (2065, 101648), (2360, 88942), (3304, 63530), (4130, 50824), (4720, 44471), (6353, 33040), (6608, 31765), (8260, 25412), (12706, 16520)]