128948976

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{22961}}^1$

素因数の和:22991

約数の個数: 80

約数和(自身を含む): 398620320

約数和(自身を除く): 269671344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 22961, 45922, 68883, 91844, 137766, 183688, 206649, 275532, 298493, 367376, 413298, 551064, 596986, 619947, 826596, 895479, 1102128, 1193972, 1239894, 1653192, 1790958, 2387944, 2479788, 2686437, 3306384, 3581916, 4775888, 4959576, 5372874, 7163832, 8059311, 9919152, 10745748, 14327664, 16118622, 21491496, 32237244, 42982992, 64474488, 128948976]

約数ペア:

[(1, 128948976), (2, 64474488), (3, 42982992), (4, 32237244), (6, 21491496), (8, 16118622), (9, 14327664), (12, 10745748), (13, 9919152), (16, 8059311), (18, 7163832), (24, 5372874), (26, 4959576), (27, 4775888), (36, 3581916), (39, 3306384), (48, 2686437), (52, 2479788), (54, 2387944), (72, 1790958), (78, 1653192), (104, 1239894), (108, 1193972), (117, 1102128), (144, 895479), (156, 826596), (208, 619947), (216, 596986), (234, 551064), (312, 413298), (351, 367376), (432, 298493), (468, 275532), (624, 206649), (702, 183688), (936, 137766), (1404, 91844), (1872, 68883), (2808, 45922), (5616, 22961)]