168157808

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2399

約数の個数: 80

約数和(自身を含む): 409348800

約数和(自身を除く): 241190992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 1274, 1372, 1456, 2357, 2548, 2744, 4459, 4714, 5096, 5488, 8918, 9428, 10192, 16499, 17836, 18856, 30641, 32998, 35672, 37712, 61282, 65996, 71344, 115493, 122564, 131992, 214487, 230986, 245128, 263984, 428974, 461972, 490256, 808451, 857948, 923944, 1501409, 1616902, 1715896, 1847888, 3002818, 3233804, 3431792, 6005636, 6467608, 10509863, 12011272, 12935216, 21019726, 24022544, 42039452, 84078904, 168157808]

約数ペア:

[(1, 168157808), (2, 84078904), (4, 42039452), (7, 24022544), (8, 21019726), (13, 12935216), (14, 12011272), (16, 10509863), (26, 6467608), (28, 6005636), (49, 3431792), (52, 3233804), (56, 3002818), (91, 1847888), (98, 1715896), (104, 1616902), (112, 1501409), (182, 923944), (196, 857948), (208, 808451), (343, 490256), (364, 461972), (392, 428974), (637, 263984), (686, 245128), (728, 230986), (784, 214487), (1274, 131992), (1372, 122564), (1456, 115493), (2357, 71344), (2548, 65996), (2744, 61282), (4459, 37712), (4714, 35672), (5096, 32998), (5488, 30641), (8918, 18856), (9428, 17836), (10192, 16499)]