208726920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19993}}^1$

素因数の和:20039

約数の個数: 96

約数和(自身を含む): 701789400

約数和(自身を除く): 493062480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 10440, 19993, 39986, 59979, 79972, 99965, 119958, 159944, 179937, 199930, 239916, 299895, 359874, 399860, 479832, 579797, 599790, 719748, 799720, 899685, 1159594, 1199580, 1439496, 1739391, 1799370, 2319188, 2399160, 2898985, 3478782, 3598740, 4638376, 5218173, 5797970, 6957564, 7197480, 8696955, 10436346, 11595940, 13915128, 17393910, 20872692, 23191880, 26090865, 34787820, 41745384, 52181730, 69575640, 104363460, 208726920]

約数ペア:

[(1, 208726920), (2, 104363460), (3, 69575640), (4, 52181730), (5, 41745384), (6, 34787820), (8, 26090865), (9, 23191880), (10, 20872692), (12, 17393910), (15, 13915128), (18, 11595940), (20, 10436346), (24, 8696955), (29, 7197480), (30, 6957564), (36, 5797970), (40, 5218173), (45, 4638376), (58, 3598740), (60, 3478782), (72, 2898985), (87, 2399160), (90, 2319188), (116, 1799370), (120, 1739391), (145, 1439496), (174, 1199580), (180, 1159594), (232, 899685), (261, 799720), (290, 719748), (348, 599790), (360, 579797), (435, 479832), (522, 399860), (580, 359874), (696, 299895), (870, 239916), (1044, 199930), (1160, 179937), (1305, 159944), (1740, 119958), (2088, 99965), (2610, 79972), (3480, 59979), (5220, 39986), (10440, 19993)]