326955440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{83407}}^1$

素因数の和:83434

約数の個数: 60

約数和(自身を含む): 884291616

約数和(自身を除く): 557336176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 83407, 166814, 333628, 417035, 583849, 667256, 834070, 1167698, 1334512, 1668140, 2335396, 2919245, 3336280, 4086943, 4670792, 5838490, 6672560, 8173886, 9341584, 11676980, 16347772, 20434715, 23353960, 32695544, 40869430, 46707920, 65391088, 81738860, 163477720, 326955440]

約数ペア:

[(1, 326955440), (2, 163477720), (4, 81738860), (5, 65391088), (7, 46707920), (8, 40869430), (10, 32695544), (14, 23353960), (16, 20434715), (20, 16347772), (28, 11676980), (35, 9341584), (40, 8173886), (49, 6672560), (56, 5838490), (70, 4670792), (80, 4086943), (98, 3336280), (112, 2919245), (140, 2335396), (196, 1668140), (245, 1334512), (280, 1167698), (392, 834070), (490, 667256), (560, 583849), (784, 417035), (980, 333628), (1960, 166814), (3920, 83407)]