678809320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{142607}}^1$

素因数の和:142642

約数の個数: 64

約数和(自身を含む): 1848199680

約数和(自身を除く): 1169390360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 142607, 285214, 570428, 713035, 998249, 1140856, 1426070, 1996498, 2424319, 2852140, 3992996, 4848638, 4991245, 5704280, 7985992, 9697276, 9982490, 12121595, 16970233, 19394552, 19964980, 24243190, 33940466, 39929960, 48486380, 67880932, 84851165, 96972760, 135761864, 169702330, 339404660, 678809320]

約数ペア:

[(1, 678809320), (2, 339404660), (4, 169702330), (5, 135761864), (7, 96972760), (8, 84851165), (10, 67880932), (14, 48486380), (17, 39929960), (20, 33940466), (28, 24243190), (34, 19964980), (35, 19394552), (40, 16970233), (56, 12121595), (68, 9982490), (70, 9697276), (85, 7985992), (119, 5704280), (136, 4991245), (140, 4848638), (170, 3992996), (238, 2852140), (280, 2424319), (340, 1996498), (476, 1426070), (595, 1140856), (680, 998249), (952, 713035), (1190, 570428), (2380, 285214), (4760, 142607)]