30178890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{47903}}^1$

素因数の和:47923

約数の個数: 48

約数和(自身を含む): 89676288

約数和(自身を除く): 59497398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 47903, 95806, 143709, 239515, 287418, 335321, 431127, 479030, 670642, 718545, 862254, 1005963, 1437090, 1676605, 2011926, 2155635, 3017889, 3353210, 4311270, 5029815, 6035778, 10059630, 15089445, 30178890]

約数ペア:

[(1, 30178890), (2, 15089445), (3, 10059630), (5, 6035778), (6, 5029815), (7, 4311270), (9, 3353210), (10, 3017889), (14, 2155635), (15, 2011926), (18, 1676605), (21, 1437090), (30, 1005963), (35, 862254), (42, 718545), (45, 670642), (63, 479030), (70, 431127), (90, 335321), (105, 287418), (126, 239515), (210, 143709), (315, 95806), (630, 47903)]