80603280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111949}}^1$

素因数の和:111968

約数の個数: 60

約数和(自身を含む): 270695100

約数和(自身を除く): 190091820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111949, 223898, 335847, 447796, 559745, 671694, 895592, 1007541, 1119490, 1343388, 1679235, 1791184, 2015082, 2238980, 2686776, 3358470, 4030164, 4477960, 5037705, 5373552, 6716940, 8060328, 8955920, 10075410, 13433880, 16120656, 20150820, 26867760, 40301640, 80603280]

約数ペア:

[(1, 80603280), (2, 40301640), (3, 26867760), (4, 20150820), (5, 16120656), (6, 13433880), (8, 10075410), (9, 8955920), (10, 8060328), (12, 6716940), (15, 5373552), (16, 5037705), (18, 4477960), (20, 4030164), (24, 3358470), (30, 2686776), (36, 2238980), (40, 2015082), (45, 1791184), (48, 1679235), (60, 1343388), (72, 1119490), (80, 1007541), (90, 895592), (120, 671694), (144, 559745), (180, 447796), (240, 335847), (360, 223898), (720, 111949)]