205121640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{58943}}^1$

素因数の和:58986

約数の個数: 64

約数和(自身を含む): 636595200

約数和(自身を除く): 431473560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 58943, 117886, 176829, 235772, 294715, 353658, 471544, 589430, 707316, 884145, 1178860, 1414632, 1709347, 1768290, 2357720, 3418694, 3536580, 5128041, 6837388, 7073160, 8546735, 10256082, 13674776, 17093470, 20512164, 25640205, 34186940, 41024328, 51280410, 68373880, 102560820, 205121640]

約数ペア:

[(1, 205121640), (2, 102560820), (3, 68373880), (4, 51280410), (5, 41024328), (6, 34186940), (8, 25640205), (10, 20512164), (12, 17093470), (15, 13674776), (20, 10256082), (24, 8546735), (29, 7073160), (30, 6837388), (40, 5128041), (58, 3536580), (60, 3418694), (87, 2357720), (116, 1768290), (120, 1709347), (145, 1414632), (174, 1178860), (232, 884145), (290, 707316), (348, 589430), (435, 471544), (580, 353658), (696, 294715), (870, 235772), (1160, 176829), (1740, 117886), (3480, 58943)]