201277720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1601}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 519048000

約数和(自身を除く): 317770280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 898, 1601, 1796, 2245, 3143, 3202, 3592, 4490, 6286, 6404, 8005, 8980, 11207, 12572, 12808, 15715, 16010, 17960, 22414, 25144, 31430, 32020, 44828, 56035, 62860, 64040, 89656, 112070, 125720, 224140, 448280, 718849, 1437698, 2875396, 3594245, 5031943, 5750792, 7188490, 10063886, 14376980, 20127772, 25159715, 28753960, 40255544, 50319430, 100638860, 201277720]

約数ペア:

[(1, 201277720), (2, 100638860), (4, 50319430), (5, 40255544), (7, 28753960), (8, 25159715), (10, 20127772), (14, 14376980), (20, 10063886), (28, 7188490), (35, 5750792), (40, 5031943), (56, 3594245), (70, 2875396), (140, 1437698), (280, 718849), (449, 448280), (898, 224140), (1601, 125720), (1796, 112070), (2245, 89656), (3143, 64040), (3202, 62860), (3592, 56035), (4490, 44828), (6286, 32020), (6404, 31430), (8005, 25144), (8980, 22414), (11207, 17960), (12572, 16010), (12808, 15715)]