128984670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{477721}}^1$

素因数の和:477737

約数の個数: 32

約数和(自身を含む): 343959840

約数和(自身を除く): 214975170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 477721, 955442, 1433163, 2388605, 2866326, 4299489, 4777210, 7165815, 8598978, 12898467, 14331630, 21497445, 25796934, 42994890, 64492335, 128984670]

約数ペア:

[(1, 128984670), (2, 64492335), (3, 42994890), (5, 25796934), (6, 21497445), (9, 14331630), (10, 12898467), (15, 8598978), (18, 7165815), (27, 4777210), (30, 4299489), (45, 2866326), (54, 2388605), (90, 1433163), (135, 955442), (270, 477721)]