128417328

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:587

約数の個数: 120

約数和(自身を含む): 390200720

約数和(自身を除く): 261783392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 181, 208, 234, 312, 362, 379, 468, 543, 624, 724, 758, 936, 1086, 1137, 1448, 1516, 1629, 1872, 2172, 2274, 2353, 2896, 3032, 3258, 3411, 4344, 4548, 4706, 4927, 6064, 6516, 6822, 7059, 8688, 9096, 9412, 9854, 13032, 13644, 14118, 14781, 18192, 18824, 19708, 21177, 26064, 27288, 28236, 29562, 37648, 39416, 42354, 44343, 54576, 56472, 59124, 68599, 78832, 84708, 88686, 112944, 118248, 137198, 169416, 177372, 205797, 236496, 274396, 338832, 354744, 411594, 548792, 617391, 709488, 823188, 891787, 1097584, 1234782, 1646376, 1783574, 2469564, 2675361, 3292752, 3567148, 4939128, 5350722, 7134296, 8026083, 9878256, 10701444, 14268592, 16052166, 21402888, 32104332, 42805776, 64208664, 128417328]

約数ペア:

[(1, 128417328), (2, 64208664), (3, 42805776), (4, 32104332), (6, 21402888), (8, 16052166), (9, 14268592), (12, 10701444), (13, 9878256), (16, 8026083), (18, 7134296), (24, 5350722), (26, 4939128), (36, 3567148), (39, 3292752), (48, 2675361), (52, 2469564), (72, 1783574), (78, 1646376), (104, 1234782), (117, 1097584), (144, 891787), (156, 823188), (181, 709488), (208, 617391), (234, 548792), (312, 411594), (362, 354744), (379, 338832), (468, 274396), (543, 236496), (624, 205797), (724, 177372), (758, 169416), (936, 137198), (1086, 118248), (1137, 112944), (1448, 88686), (1516, 84708), (1629, 78832), (1872, 68599), (2172, 59124), (2274, 56472), (2353, 54576), (2896, 44343), (3032, 42354), (3258, 39416), (3411, 37648), (4344, 29562), (4548, 28236), (4706, 27288), (4927, 26064), (6064, 21177), (6516, 19708), (6822, 18824), (7059, 18192), (8688, 14781), (9096, 14118), (9412, 13644), (9854, 13032)]