239555280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{998147}}^1$

素因数の和:998163

約数の個数: 40

約数和(自身を含む): 742622112

約数和(自身を除く): 503066832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 998147, 1996294, 2994441, 3992588, 4990735, 5988882, 7985176, 9981470, 11977764, 14972205, 15970352, 19962940, 23955528, 29944410, 39925880, 47911056, 59888820, 79851760, 119777640, 239555280]

約数ペア:

[(1, 239555280), (2, 119777640), (3, 79851760), (4, 59888820), (5, 47911056), (6, 39925880), (8, 29944410), (10, 23955528), (12, 19962940), (15, 15970352), (16, 14972205), (20, 11977764), (24, 9981470), (30, 7985176), (40, 5988882), (48, 4990735), (60, 3992588), (80, 2994441), (120, 1996294), (240, 998147)]