140248440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389579}}^1$

素因数の和:389596

約数の個数: 48

約数和(自身を含む): 455808600

約数和(自身を除く): 315560160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389579, 779158, 1168737, 1558316, 1947895, 2337474, 3116632, 3506211, 3895790, 4674948, 5843685, 7012422, 7791580, 9349896, 11687370, 14024844, 15583160, 17531055, 23374740, 28049688, 35062110, 46749480, 70124220, 140248440]

約数ペア:

[(1, 140248440), (2, 70124220), (3, 46749480), (4, 35062110), (5, 28049688), (6, 23374740), (8, 17531055), (9, 15583160), (10, 14024844), (12, 11687370), (15, 9349896), (18, 7791580), (20, 7012422), (24, 5843685), (30, 4674948), (36, 3895790), (40, 3506211), (45, 3116632), (60, 2337474), (72, 1947895), (90, 1558316), (120, 1168737), (180, 779158), (360, 389579)]