81384360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{678203}}^1$

素因数の和:678217

約数の個数: 32

約数和(自身を含む): 244153440

約数和(自身を除く): 162769080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 678203, 1356406, 2034609, 2712812, 3391015, 4069218, 5425624, 6782030, 8138436, 10173045, 13564060, 16276872, 20346090, 27128120, 40692180, 81384360]

約数ペア:

[(1, 81384360), (2, 40692180), (3, 27128120), (4, 20346090), (5, 16276872), (6, 13564060), (8, 10173045), (10, 8138436), (12, 6782030), (15, 5425624), (20, 4069218), (24, 3391015), (30, 2712812), (40, 2034609), (60, 1356406), (120, 678203)]