290425720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{19259}}^1$

素因数の和:19312

約数の個数: 64

約数和(自身を含む): 728028000

約数和(自身を除く): 437602280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 19259, 38518, 77036, 96295, 154072, 192590, 250367, 385180, 500734, 558511, 770360, 1001468, 1117022, 1251835, 2002936, 2234044, 2503670, 2792555, 4468088, 5007340, 5585110, 7260643, 10014680, 11170220, 14521286, 22340440, 29042572, 36303215, 58085144, 72606430, 145212860, 290425720]

約数ペア:

[(1, 290425720), (2, 145212860), (4, 72606430), (5, 58085144), (8, 36303215), (10, 29042572), (13, 22340440), (20, 14521286), (26, 11170220), (29, 10014680), (40, 7260643), (52, 5585110), (58, 5007340), (65, 4468088), (104, 2792555), (116, 2503670), (130, 2234044), (145, 2002936), (232, 1251835), (260, 1117022), (290, 1001468), (377, 770360), (520, 558511), (580, 500734), (754, 385180), (1160, 250367), (1508, 192590), (1885, 154072), (3016, 96295), (3770, 77036), (7540, 38518), (15080, 19259)]