213429360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{889289}}^1$

素因数の和:889305

約数の個数: 40

約数和(自身を含む): 661631760

約数和(自身を除く): 448202400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 889289, 1778578, 2667867, 3557156, 4446445, 5335734, 7114312, 8892890, 10671468, 13339335, 14228624, 17785780, 21342936, 26678670, 35571560, 42685872, 53357340, 71143120, 106714680, 213429360]

約数ペア:

[(1, 213429360), (2, 106714680), (3, 71143120), (4, 53357340), (5, 42685872), (6, 35571560), (8, 26678670), (10, 21342936), (12, 17785780), (15, 14228624), (16, 13339335), (20, 10671468), (24, 8892890), (30, 7114312), (40, 5335734), (48, 4446445), (60, 3557156), (80, 2667867), (120, 1778578), (240, 889289)]