201507320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2543}}^1$

素因数の和:2844

約数の個数: 64

約数和(自身を含む): 520197120

約数和(自身を除く): 318689800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 1132, 1415, 1981, 2264, 2543, 2830, 3962, 5086, 5660, 7924, 9905, 10172, 11320, 12715, 15848, 17801, 19810, 20344, 25430, 35602, 39620, 50860, 71204, 79240, 89005, 101720, 142408, 178010, 356020, 712040, 719669, 1439338, 2878676, 3598345, 5037683, 5757352, 7196690, 10075366, 14393380, 20150732, 25188415, 28786760, 40301464, 50376830, 100753660, 201507320]

約数ペア:

[(1, 201507320), (2, 100753660), (4, 50376830), (5, 40301464), (7, 28786760), (8, 25188415), (10, 20150732), (14, 14393380), (20, 10075366), (28, 7196690), (35, 5757352), (40, 5037683), (56, 3598345), (70, 2878676), (140, 1439338), (280, 719669), (283, 712040), (566, 356020), (1132, 178010), (1415, 142408), (1981, 101720), (2264, 89005), (2543, 79240), (2830, 71204), (3962, 50860), (5086, 39620), (5660, 35602), (7924, 25430), (9905, 20344), (10172, 19810), (11320, 17801), (12715, 15848)]