128079456

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 383201280

約数和(自身を除く): 255121824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 43, 46, 48, 57, 69, 71, 76, 86, 92, 96, 114, 129, 138, 142, 152, 172, 184, 213, 228, 258, 276, 284, 304, 344, 368, 426, 437, 456, 516, 552, 568, 608, 688, 736, 817, 852, 874, 912, 989, 1032, 1104, 1136, 1311, 1349, 1376, 1633, 1634, 1704, 1748, 1824, 1978, 2064, 2208, 2272, 2451, 2622, 2698, 2967, 3053, 3266, 3268, 3408, 3496, 3956, 4047, 4128, 4899, 4902, 5244, 5396, 5934, 6106, 6532, 6536, 6816, 6992, 7912, 8094, 9159, 9798, 9804, 10488, 10792, 11868, 12212, 13064, 13072, 13984, 15824, 16188, 18318, 18791, 19596, 19608, 20976, 21584, 23736, 24424, 26128, 26144, 31027, 31648, 32376, 36636, 37582, 39192, 39216, 41952, 43168, 47472, 48848, 52256, 56373, 58007, 62054, 64752, 70219, 73272, 75164, 78384, 78432, 93081, 94944, 97696, 112746, 116014, 124108, 129504, 140438, 146544, 150328, 156768, 174021, 186162, 210657, 225492, 232028, 248216, 280876, 293088, 300656, 348042, 372324, 421314, 450984, 464056, 496432, 561752, 601312, 696084, 744648, 842628, 901968, 928112, 992864, 1123504, 1334161, 1392168, 1489296, 1685256, 1803936, 1856224, 2247008, 2668322, 2784336, 2978592, 3370512, 4002483, 5336644, 5568672, 6741024, 8004966, 10673288, 16009932, 21346576, 32019864, 42693152, 64039728, 128079456]

約数ペア:

[(1, 128079456), (2, 64039728), (3, 42693152), (4, 32019864), (6, 21346576), (8, 16009932), (12, 10673288), (16, 8004966), (19, 6741024), (23, 5568672), (24, 5336644), (32, 4002483), (38, 3370512), (43, 2978592), (46, 2784336), (48, 2668322), (57, 2247008), (69, 1856224), (71, 1803936), (76, 1685256), (86, 1489296), (92, 1392168), (96, 1334161), (114, 1123504), (129, 992864), (138, 928112), (142, 901968), (152, 842628), (172, 744648), (184, 696084), (213, 601312), (228, 561752), (258, 496432), (276, 464056), (284, 450984), (304, 421314), (344, 372324), (368, 348042), (426, 300656), (437, 293088), (456, 280876), (516, 248216), (552, 232028), (568, 225492), (608, 210657), (688, 186162), (736, 174021), (817, 156768), (852, 150328), (874, 146544), (912, 140438), (989, 129504), (1032, 124108), (1104, 116014), (1136, 112746), (1311, 97696), (1349, 94944), (1376, 93081), (1633, 78432), (1634, 78384), (1704, 75164), (1748, 73272), (1824, 70219), (1978, 64752), (2064, 62054), (2208, 58007), (2272, 56373), (2451, 52256), (2622, 48848), (2698, 47472), (2967, 43168), (3053, 41952), (3266, 39216), (3268, 39192), (3408, 37582), (3496, 36636), (3956, 32376), (4047, 31648), (4128, 31027), (4899, 26144), (4902, 26128), (5244, 24424), (5396, 23736), (5934, 21584), (6106, 20976), (6532, 19608), (6536, 19596), (6816, 18791), (6992, 18318), (7912, 16188), (8094, 15824), (9159, 13984), (9798, 13072), (9804, 13064), (10488, 12212), (10792, 11868)]