320090108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 654768576

約数和(自身を除く): 334678468

約数列:

[1, 2, 4, 13, 26, 37, 43, 52, 53, 73, 74, 86, 106, 146, 148, 172, 212, 292, 481, 559, 689, 949, 962, 1118, 1378, 1591, 1898, 1924, 1961, 2236, 2279, 2701, 2756, 3139, 3182, 3796, 3869, 3922, 4558, 5402, 6278, 6364, 7738, 7844, 9116, 10804, 12556, 15476, 20683, 25493, 29627, 35113, 40807, 41366, 50297, 50986, 59254, 70226, 81614, 82732, 84323, 100594, 101972, 116143, 118508, 140452, 143153, 163228, 166367, 168646, 201188, 232286, 286306, 332734, 337292, 464572, 572612, 665468, 1096199, 1509859, 1860989, 2162771, 2192398, 3019718, 3721978, 4325542, 4384796, 6039436, 6155579, 7443956, 8651084, 12311158, 24622316, 80022527, 160045054, 320090108]

約数ペア:

[(1, 320090108), (2, 160045054), (4, 80022527), (13, 24622316), (26, 12311158), (37, 8651084), (43, 7443956), (52, 6155579), (53, 6039436), (73, 4384796), (74, 4325542), (86, 3721978), (106, 3019718), (146, 2192398), (148, 2162771), (172, 1860989), (212, 1509859), (292, 1096199), (481, 665468), (559, 572612), (689, 464572), (949, 337292), (962, 332734), (1118, 286306), (1378, 232286), (1591, 201188), (1898, 168646), (1924, 166367), (1961, 163228), (2236, 143153), (2279, 140452), (2701, 118508), (2756, 116143), (3139, 101972), (3182, 100594), (3796, 84323), (3869, 82732), (3922, 81614), (4558, 70226), (5402, 59254), (6278, 50986), (6364, 50297), (7738, 41366), (7844, 40807), (9116, 35113), (10804, 29627), (12556, 25493), (15476, 20683)]