29991420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{166619}}^1$

素因数の和:166634

約数の個数: 36

約数和(自身を含む): 90974520

約数和(自身を除く): 60983100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 166619, 333238, 499857, 666476, 833095, 999714, 1499571, 1666190, 1999428, 2499285, 2999142, 3332380, 4998570, 5998284, 7497855, 9997140, 14995710, 29991420]

約数ペア:

[(1, 29991420), (2, 14995710), (3, 9997140), (4, 7497855), (5, 5998284), (6, 4998570), (9, 3332380), (10, 2999142), (12, 2499285), (15, 1999428), (18, 1666190), (20, 1499571), (30, 999714), (36, 833095), (45, 666476), (60, 499857), (90, 333238), (180, 166619)]