30118860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 92055600

約数和(自身を除く): 61936740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1123, 1341, 1490, 1788, 2235, 2246, 2682, 2980, 3369, 4470, 4492, 5364, 5615, 6705, 6738, 8940, 10107, 11230, 13410, 13476, 16845, 20214, 22460, 26820, 33690, 40428, 50535, 67380, 101070, 167327, 202140, 334654, 501981, 669308, 836635, 1003962, 1505943, 1673270, 2007924, 2509905, 3011886, 3346540, 5019810, 6023772, 7529715, 10039620, 15059430, 30118860]

約数ペア:

[(1, 30118860), (2, 15059430), (3, 10039620), (4, 7529715), (5, 6023772), (6, 5019810), (9, 3346540), (10, 3011886), (12, 2509905), (15, 2007924), (18, 1673270), (20, 1505943), (30, 1003962), (36, 836635), (45, 669308), (60, 501981), (90, 334654), (149, 202140), (180, 167327), (298, 101070), (447, 67380), (596, 50535), (745, 40428), (894, 33690), (1123, 26820), (1341, 22460), (1490, 20214), (1788, 16845), (2235, 13476), (2246, 13410), (2682, 11230), (2980, 10107), (3369, 8940), (4470, 6738), (4492, 6705), (5364, 5615)]