15748020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{9721}}^1$

素因数の和:9742

約数の個数: 60

約数和(自身を含む): 49407204

約数和(自身を除く): 33659184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 9721, 19442, 29163, 38884, 48605, 58326, 87489, 97210, 116652, 145815, 174978, 194420, 262467, 291630, 349956, 437445, 524934, 583260, 787401, 874890, 1049868, 1312335, 1574802, 1749780, 2624670, 3149604, 3937005, 5249340, 7874010, 15748020]

約数ペア:

[(1, 15748020), (2, 7874010), (3, 5249340), (4, 3937005), (5, 3149604), (6, 2624670), (9, 1749780), (10, 1574802), (12, 1312335), (15, 1049868), (18, 874890), (20, 787401), (27, 583260), (30, 524934), (36, 437445), (45, 349956), (54, 291630), (60, 262467), (81, 194420), (90, 174978), (108, 145815), (135, 116652), (162, 97210), (180, 87489), (270, 58326), (324, 48605), (405, 38884), (540, 29163), (810, 19442), (1620, 9721)]