15203311280

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1\times {\mathrm{1979}}^1$

素因数の和:2982

約数の個数: 80

約数和(自身を含む): 35730525600

約数和(自身を除く): 20527214320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 881, 1090, 1744, 1762, 1979, 2180, 3524, 3958, 4360, 4405, 7048, 7916, 8720, 8810, 9895, 14096, 15832, 17620, 19790, 31664, 35240, 39580, 70480, 79160, 96029, 158320, 192058, 215711, 384116, 431422, 480145, 768232, 862844, 960290, 1078555, 1536464, 1725688, 1743499, 1920580, 2157110, 3451376, 3486998, 3841160, 4314220, 6973996, 7682320, 8628440, 8717495, 13947992, 17256880, 17434990, 27895984, 34869980, 69739960, 139479920, 190041391, 380082782, 760165564, 950206955, 1520331128, 1900413910, 3040662256, 3800827820, 7601655640, 15203311280]

約数ペア:

[(1, 15203311280), (2, 7601655640), (4, 3800827820), (5, 3040662256), (8, 1900413910), (10, 1520331128), (16, 950206955), (20, 760165564), (40, 380082782), (80, 190041391), (109, 139479920), (218, 69739960), (436, 34869980), (545, 27895984), (872, 17434990), (881, 17256880), (1090, 13947992), (1744, 8717495), (1762, 8628440), (1979, 7682320), (2180, 6973996), (3524, 4314220), (3958, 3841160), (4360, 3486998), (4405, 3451376), (7048, 2157110), (7916, 1920580), (8720, 1743499), (8810, 1725688), (9895, 1536464), (14096, 1078555), (15832, 960290), (17620, 862844), (19790, 768232), (31664, 480145), (35240, 431422), (39580, 384116), (70480, 215711), (79160, 192058), (96029, 158320)]