135820020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{323381}}^1$

素因数の和:323400

約数の個数: 48

約数和(自身を含む): 434625408

約数和(自身を除く): 298805388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 323381, 646762, 970143, 1293524, 1616905, 1940286, 2263667, 3233810, 3880572, 4527334, 4850715, 6467620, 6791001, 9054668, 9701430, 11318335, 13582002, 19402860, 22636670, 27164004, 33955005, 45273340, 67910010, 135820020]

約数ペア:

[(1, 135820020), (2, 67910010), (3, 45273340), (4, 33955005), (5, 27164004), (6, 22636670), (7, 19402860), (10, 13582002), (12, 11318335), (14, 9701430), (15, 9054668), (20, 6791001), (21, 6467620), (28, 4850715), (30, 4527334), (35, 3880572), (42, 3233810), (60, 2263667), (70, 1940286), (84, 1616905), (105, 1293524), (140, 970143), (210, 646762), (420, 323381)]