639130176

素因数分解:

$2^6\times 3^4\times {\mathrm{123289}}^1$

素因数の和:123313

約数の個数: 70

約数和(自身を含む): 1894597430

約数和(自身を除く): 1255467254

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 123289, 246578, 369867, 493156, 739734, 986312, 1109601, 1479468, 1972624, 2219202, 2958936, 3328803, 3945248, 4438404, 5917872, 6657606, 7890496, 8876808, 9986409, 11835744, 13315212, 17753616, 19972818, 23671488, 26630424, 35507232, 39945636, 53260848, 71014464, 79891272, 106521696, 159782544, 213043392, 319565088, 639130176]

約数ペア:

[(1, 639130176), (2, 319565088), (3, 213043392), (4, 159782544), (6, 106521696), (8, 79891272), (9, 71014464), (12, 53260848), (16, 39945636), (18, 35507232), (24, 26630424), (27, 23671488), (32, 19972818), (36, 17753616), (48, 13315212), (54, 11835744), (64, 9986409), (72, 8876808), (81, 7890496), (96, 6657606), (108, 5917872), (144, 4438404), (162, 3945248), (192, 3328803), (216, 2958936), (288, 2219202), (324, 1972624), (432, 1479468), (576, 1109601), (648, 986312), (864, 739734), (1296, 493156), (1728, 369867), (2592, 246578), (5184, 123289)]