639771552

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:436

約数の個数: 288

約数和(自身を含む): 2226631680

約数和(自身を除く): 1586860128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 31, 32, 36, 42, 48, 56, 58, 62, 63, 72, 84, 87, 93, 96, 112, 116, 124, 126, 144, 168, 174, 186, 203, 217, 224, 232, 248, 252, 261, 279, 288, 336, 348, 353, 372, 406, 434, 464, 496, 504, 522, 558, 609, 651, 672, 696, 706, 744, 812, 868, 899, 928, 992, 1008, 1044, 1059, 1116, 1218, 1302, 1392, 1412, 1488, 1624, 1736, 1798, 1827, 1953, 2016, 2088, 2118, 2232, 2436, 2471, 2604, 2697, 2784, 2824, 2976, 3177, 3248, 3472, 3596, 3654, 3906, 4176, 4236, 4464, 4872, 4942, 5208, 5394, 5648, 6293, 6354, 6496, 6944, 7192, 7308, 7413, 7812, 8091, 8352, 8472, 8928, 9744, 9884, 10237, 10416, 10788, 10943, 11296, 12586, 12708, 14384, 14616, 14826, 15624, 16182, 16944, 18879, 19488, 19768, 20474, 20832, 21576, 21886, 22239, 25172, 25416, 28768, 29232, 29652, 30711, 31248, 32364, 32829, 33888, 37758, 39536, 40948, 43152, 43772, 44478, 50344, 50832, 56637, 58464, 59304, 61422, 62496, 64728, 65658, 71659, 75516, 76601, 79072, 81896, 86304, 87544, 88956, 92133, 98487, 100688, 101664, 113274, 118608, 122844, 129456, 131316, 143318, 151032, 153202, 163792, 175088, 177912, 184266, 196974, 201376, 214977, 226548, 229803, 237216, 245688, 258912, 262632, 286636, 302064, 306404, 317347, 327584, 350176, 355824, 368532, 393948, 429954, 453096, 459606, 491376, 525264, 573272, 604128, 612808, 634694, 644931, 689409, 711648, 737064, 787896, 859908, 906192, 919212, 952041, 982752, 1050528, 1146544, 1225616, 1269388, 1289862, 1378818, 1474128, 1575792, 1719816, 1812384, 1838424, 1904082, 2221429, 2293088, 2451232, 2538776, 2579724, 2757636, 2856123, 2948256, 3151584, 3439632, 3676848, 3808164, 4442858, 5077552, 5159448, 5515272, 5712246, 6664287, 6879264, 7353696, 7616328, 8885716, 10155104, 10318896, 11030544, 11424492, 13328574, 15232656, 17771432, 19992861, 20637792, 22061088, 22848984, 26657148, 30465312, 35542864, 39985722, 45697968, 53314296, 71085728, 79971444, 91395936, 106628592, 159942888, 213257184, 319885776, 639771552]

約数ペア:

[(1, 639771552), (2, 319885776), (3, 213257184), (4, 159942888), (6, 106628592), (7, 91395936), (8, 79971444), (9, 71085728), (12, 53314296), (14, 45697968), (16, 39985722), (18, 35542864), (21, 30465312), (24, 26657148), (28, 22848984), (29, 22061088), (31, 20637792), (32, 19992861), (36, 17771432), (42, 15232656), (48, 13328574), (56, 11424492), (58, 11030544), (62, 10318896), (63, 10155104), (72, 8885716), (84, 7616328), (87, 7353696), (93, 6879264), (96, 6664287), (112, 5712246), (116, 5515272), (124, 5159448), (126, 5077552), (144, 4442858), (168, 3808164), (174, 3676848), (186, 3439632), (203, 3151584), (217, 2948256), (224, 2856123), (232, 2757636), (248, 2579724), (252, 2538776), (261, 2451232), (279, 2293088), (288, 2221429), (336, 1904082), (348, 1838424), (353, 1812384), (372, 1719816), (406, 1575792), (434, 1474128), (464, 1378818), (496, 1289862), (504, 1269388), (522, 1225616), (558, 1146544), (609, 1050528), (651, 982752), (672, 952041), (696, 919212), (706, 906192), (744, 859908), (812, 787896), (868, 737064), (899, 711648), (928, 689409), (992, 644931), (1008, 634694), (1044, 612808), (1059, 604128), (1116, 573272), (1218, 525264), (1302, 491376), (1392, 459606), (1412, 453096), (1488, 429954), (1624, 393948), (1736, 368532), (1798, 355824), (1827, 350176), (1953, 327584), (2016, 317347), (2088, 306404), (2118, 302064), (2232, 286636), (2436, 262632), (2471, 258912), (2604, 245688), (2697, 237216), (2784, 229803), (2824, 226548), (2976, 214977), (3177, 201376), (3248, 196974), (3472, 184266), (3596, 177912), (3654, 175088), (3906, 163792), (4176, 153202), (4236, 151032), (4464, 143318), (4872, 131316), (4942, 129456), (5208, 122844), (5394, 118608), (5648, 113274), (6293, 101664), (6354, 100688), (6496, 98487), (6944, 92133), (7192, 88956), (7308, 87544), (7413, 86304), (7812, 81896), (8091, 79072), (8352, 76601), (8472, 75516), (8928, 71659), (9744, 65658), (9884, 64728), (10237, 62496), (10416, 61422), (10788, 59304), (10943, 58464), (11296, 56637), (12586, 50832), (12708, 50344), (14384, 44478), (14616, 43772), (14826, 43152), (15624, 40948), (16182, 39536), (16944, 37758), (18879, 33888), (19488, 32829), (19768, 32364), (20474, 31248), (20832, 30711), (21576, 29652), (21886, 29232), (22239, 28768), (25172, 25416)]