13807620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 42456960

約数和(自身を除く): 28649340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 971, 1185, 1422, 1580, 1942, 2370, 2844, 2913, 3555, 3884, 4740, 4855, 5826, 7110, 8739, 9710, 11652, 14220, 14565, 17478, 19420, 29130, 34956, 43695, 58260, 76709, 87390, 153418, 174780, 230127, 306836, 383545, 460254, 690381, 767090, 920508, 1150635, 1380762, 1534180, 2301270, 2761524, 3451905, 4602540, 6903810, 13807620]

約数ペア:

[(1, 13807620), (2, 6903810), (3, 4602540), (4, 3451905), (5, 2761524), (6, 2301270), (9, 1534180), (10, 1380762), (12, 1150635), (15, 920508), (18, 767090), (20, 690381), (30, 460254), (36, 383545), (45, 306836), (60, 230127), (79, 174780), (90, 153418), (158, 87390), (180, 76709), (237, 58260), (316, 43695), (395, 34956), (474, 29130), (711, 19420), (790, 17478), (948, 14565), (971, 14220), (1185, 11652), (1422, 9710), (1580, 8739), (1942, 7110), (2370, 5826), (2844, 4855), (2913, 4740), (3555, 3884)]