30685620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73061}}^1$

素因数の和:73080

約数の個数: 48

約数和(自身を含む): 98195328

約数和(自身を除く): 67509708

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, 73061, 146122, 219183, 292244, 365305, 438366, 511427, 730610, 876732, 1022854, 1095915, 1461220, 1534281, 2045708, 2191830, 2557135, 3068562, 4383660, 5114270, 6137124, 7671405, 10228540, 15342810, 30685620]

約数ペア:

[(1, 30685620), (2, 15342810), (3, 10228540), (4, 7671405), (5, 6137124), (6, 5114270), (7, 4383660), (10, 3068562), (12, 2557135), (14, 2191830), (15, 2045708), (20, 1534281), (21, 1461220), (28, 1095915), (30, 1022854), (35, 876732), (42, 730610), (60, 511427), (70, 438366), (84, 365305), (105, 292244), (140, 219183), (210, 146122), (420, 73061)]