399449664

素因数分解:

$2^6\times 3^3\times {\mathrm{271}}^1\times {\mathrm{853}}^1$

素因数の和:1145

約数の個数: 112

約数和(自身を含む): 1180023040

約数和(自身を除く): 780573376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 271, 288, 432, 542, 576, 813, 853, 864, 1084, 1626, 1706, 1728, 2168, 2439, 2559, 3252, 3412, 4336, 4878, 5118, 6504, 6824, 7317, 7677, 8672, 9756, 10236, 13008, 13648, 14634, 15354, 17344, 19512, 20472, 23031, 26016, 27296, 29268, 30708, 39024, 40944, 46062, 52032, 54592, 58536, 61416, 78048, 81888, 92124, 117072, 122832, 156096, 163776, 184248, 231163, 234144, 245664, 368496, 462326, 468288, 491328, 693489, 736992, 924652, 1386978, 1473984, 1849304, 2080467, 2773956, 3698608, 4160934, 5547912, 6241401, 7397216, 8321868, 11095824, 12482802, 14794432, 16643736, 22191648, 24965604, 33287472, 44383296, 49931208, 66574944, 99862416, 133149888, 199724832, 399449664]

約数ペア:

[(1, 399449664), (2, 199724832), (3, 133149888), (4, 99862416), (6, 66574944), (8, 49931208), (9, 44383296), (12, 33287472), (16, 24965604), (18, 22191648), (24, 16643736), (27, 14794432), (32, 12482802), (36, 11095824), (48, 8321868), (54, 7397216), (64, 6241401), (72, 5547912), (96, 4160934), (108, 3698608), (144, 2773956), (192, 2080467), (216, 1849304), (271, 1473984), (288, 1386978), (432, 924652), (542, 736992), (576, 693489), (813, 491328), (853, 468288), (864, 462326), (1084, 368496), (1626, 245664), (1706, 234144), (1728, 231163), (2168, 184248), (2439, 163776), (2559, 156096), (3252, 122832), (3412, 117072), (4336, 92124), (4878, 81888), (5118, 78048), (6504, 61416), (6824, 58536), (7317, 54592), (7677, 52032), (8672, 46062), (9756, 40944), (10236, 39024), (13008, 30708), (13648, 29268), (14634, 27296), (15354, 26016), (17344, 23031), (19512, 20472)]