128713920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{134077}}^1$

素因数の和:134097

約数の個数: 56

約数和(自身を含む): 408669744

約数和(自身を除く): 279955824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 134077, 268154, 402231, 536308, 670385, 804462, 1072616, 1340770, 1608924, 2011155, 2145232, 2681540, 3217848, 4022310, 4290464, 5363080, 6435696, 8044620, 8580928, 10726160, 12871392, 16089240, 21452320, 25742784, 32178480, 42904640, 64356960, 128713920]

約数ペア:

[(1, 128713920), (2, 64356960), (3, 42904640), (4, 32178480), (5, 25742784), (6, 21452320), (8, 16089240), (10, 12871392), (12, 10726160), (15, 8580928), (16, 8044620), (20, 6435696), (24, 5363080), (30, 4290464), (32, 4022310), (40, 3217848), (48, 2681540), (60, 2145232), (64, 2011155), (80, 1608924), (96, 1340770), (120, 1072616), (160, 804462), (192, 670385), (240, 536308), (320, 402231), (480, 268154), (960, 134077)]