21302880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44381}}^1$

素因数の和:44399

約数の個数: 48

約数和(自身を含む): 67105584

約数和(自身を除く): 45802704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44381, 88762, 133143, 177524, 221905, 266286, 355048, 443810, 532572, 665715, 710096, 887620, 1065144, 1331430, 1420192, 1775240, 2130288, 2662860, 3550480, 4260576, 5325720, 7100960, 10651440, 21302880]

約数ペア:

[(1, 21302880), (2, 10651440), (3, 7100960), (4, 5325720), (5, 4260576), (6, 3550480), (8, 2662860), (10, 2130288), (12, 1775240), (15, 1420192), (16, 1331430), (20, 1065144), (24, 887620), (30, 710096), (32, 665715), (40, 532572), (48, 443810), (60, 355048), (80, 266286), (96, 221905), (120, 177524), (160, 133143), (240, 88762), (480, 44381)]