220101992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{881}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 480090240

約数和(自身を除く): 259988248

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 167, 187, 334, 374, 668, 748, 881, 1336, 1496, 1762, 1837, 2839, 3524, 3674, 5678, 7048, 7348, 9691, 11356, 14696, 14977, 19382, 22712, 29954, 31229, 38764, 59908, 62458, 77528, 119816, 124916, 147127, 164747, 249832, 294254, 329494, 588508, 658988, 1177016, 1317976, 1618397, 2501159, 3236794, 5002318, 6473588, 10004636, 12947176, 20009272, 27512749, 55025498, 110050996, 220101992]

約数ペア:

[(1, 220101992), (2, 110050996), (4, 55025498), (8, 27512749), (11, 20009272), (17, 12947176), (22, 10004636), (34, 6473588), (44, 5002318), (68, 3236794), (88, 2501159), (136, 1618397), (167, 1317976), (187, 1177016), (334, 658988), (374, 588508), (668, 329494), (748, 294254), (881, 249832), (1336, 164747), (1496, 147127), (1762, 124916), (1837, 119816), (2839, 77528), (3524, 62458), (3674, 59908), (5678, 38764), (7048, 31229), (7348, 29954), (9691, 22712), (11356, 19382), (14696, 14977)]