78817680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109469}}^1$

素因数の和:109488

約数の個数: 60

約数和(自身を含む): 264698460

約数和(自身を除く): 185880780

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, 109469, 218938, 328407, 437876, 547345, 656814, 875752, 985221, 1094690, 1313628, 1642035, 1751504, 1970442, 2189380, 2627256, 3284070, 3940884, 4378760, 4926105, 5254512, 6568140, 7881768, 8757520, 9852210, 13136280, 15763536, 19704420, 26272560, 39408840, 78817680]

約数ペア:

[(1, 78817680), (2, 39408840), (3, 26272560), (4, 19704420), (5, 15763536), (6, 13136280), (8, 9852210), (9, 8757520), (10, 7881768), (12, 6568140), (15, 5254512), (16, 4926105), (18, 4378760), (20, 3940884), (24, 3284070), (30, 2627256), (36, 2189380), (40, 1970442), (45, 1751504), (48, 1642035), (60, 1313628), (72, 1094690), (80, 985221), (90, 875752), (120, 656814), (144, 547345), (180, 437876), (240, 328407), (360, 218938), (720, 109469)]