128550120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2797}}^1$

素因数の和:3194

約数の個数: 64

約数和(自身を含む): 386795520

約数和(自身を除く): 258245400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 383, 766, 1149, 1532, 1915, 2298, 2797, 3064, 3830, 4596, 5594, 5745, 7660, 8391, 9192, 11188, 11490, 13985, 15320, 16782, 22376, 22980, 27970, 33564, 41955, 45960, 55940, 67128, 83910, 111880, 167820, 335640, 1071251, 2142502, 3213753, 4285004, 5356255, 6427506, 8570008, 10712510, 12855012, 16068765, 21425020, 25710024, 32137530, 42850040, 64275060, 128550120]

約数ペア:

[(1, 128550120), (2, 64275060), (3, 42850040), (4, 32137530), (5, 25710024), (6, 21425020), (8, 16068765), (10, 12855012), (12, 10712510), (15, 8570008), (20, 6427506), (24, 5356255), (30, 4285004), (40, 3213753), (60, 2142502), (120, 1071251), (383, 335640), (766, 167820), (1149, 111880), (1532, 83910), (1915, 67128), (2298, 55940), (2797, 45960), (3064, 41955), (3830, 33564), (4596, 27970), (5594, 22980), (5745, 22376), (7660, 16782), (8391, 15320), (9192, 13985), (11188, 11490)]