78515280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109049}}^1$

素因数の和:109068

約数の個数: 60

約数和(自身を含む): 263682900

約数和(自身を除く): 185167620

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, 109049, 218098, 327147, 436196, 545245, 654294, 872392, 981441, 1090490, 1308588, 1635735, 1744784, 1962882, 2180980, 2617176, 3271470, 3925764, 4361960, 4907205, 5234352, 6542940, 7851528, 8723920, 9814410, 13085880, 15703056, 19628820, 26171760, 39257640, 78515280]

約数ペア:

[(1, 78515280), (2, 39257640), (3, 26171760), (4, 19628820), (5, 15703056), (6, 13085880), (8, 9814410), (9, 8723920), (10, 7851528), (12, 6542940), (15, 5234352), (16, 4907205), (18, 4361960), (20, 3925764), (24, 3271470), (30, 2617176), (36, 2180980), (40, 1962882), (45, 1744784), (48, 1635735), (60, 1308588), (72, 1090490), (80, 981441), (90, 872392), (120, 654294), (144, 545245), (180, 436196), (240, 327147), (360, 218098), (720, 109049)]