641432064

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 240

約数和(自身を含む): 2120703552

約数和(自身を除く): 1479271488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 169, 182, 192, 208, 224, 256, 273, 312, 336, 338, 353, 364, 384, 416, 448, 507, 512, 546, 624, 672, 676, 706, 728, 768, 832, 896, 1014, 1059, 1092, 1183, 1248, 1344, 1352, 1412, 1456, 1536, 1664, 1792, 2028, 2118, 2184, 2366, 2471, 2496, 2688, 2704, 2824, 2912, 3328, 3549, 3584, 4056, 4236, 4368, 4589, 4732, 4942, 4992, 5376, 5408, 5648, 5824, 6656, 7098, 7413, 8112, 8472, 8736, 9178, 9464, 9884, 9984, 10752, 10816, 11296, 11648, 13767, 14196, 14826, 16224, 16944, 17472, 18356, 18928, 19768, 19968, 21632, 22592, 23296, 27534, 28392, 29652, 32123, 32448, 33888, 34944, 36712, 37856, 39536, 43264, 45184, 46592, 55068, 56784, 59304, 59657, 64246, 64896, 67776, 69888, 73424, 75712, 79072, 86528, 90368, 96369, 110136, 113568, 118608, 119314, 128492, 129792, 135552, 139776, 146848, 151424, 158144, 178971, 180736, 192738, 220272, 227136, 237216, 238628, 256984, 259584, 271104, 293696, 302848, 316288, 357942, 385476, 417599, 440544, 454272, 474432, 477256, 513968, 542208, 587392, 605696, 632576, 715884, 770952, 835198, 881088, 908544, 948864, 954512, 1027936, 1174784, 1252797, 1265152, 1431768, 1541904, 1670396, 1762176, 1817088, 1897728, 1909024, 2055872, 2349568, 2505594, 2863536, 3083808, 3340792, 3524352, 3795456, 3818048, 4111744, 5011188, 5727072, 6167616, 6681584, 7048704, 7636096, 8223488, 10022376, 11454144, 12335232, 13363168, 15272192, 16446976, 20044752, 22908288, 24670464, 26726336, 30544384, 40089504, 45816576, 49340928, 53452672, 80179008, 91633152, 106905344, 160358016, 213810688, 320716032, 641432064]

約数ペア:

[(1, 641432064), (2, 320716032), (3, 213810688), (4, 160358016), (6, 106905344), (7, 91633152), (8, 80179008), (12, 53452672), (13, 49340928), (14, 45816576), (16, 40089504), (21, 30544384), (24, 26726336), (26, 24670464), (28, 22908288), (32, 20044752), (39, 16446976), (42, 15272192), (48, 13363168), (52, 12335232), (56, 11454144), (64, 10022376), (78, 8223488), (84, 7636096), (91, 7048704), (96, 6681584), (104, 6167616), (112, 5727072), (128, 5011188), (156, 4111744), (168, 3818048), (169, 3795456), (182, 3524352), (192, 3340792), (208, 3083808), (224, 2863536), (256, 2505594), (273, 2349568), (312, 2055872), (336, 1909024), (338, 1897728), (353, 1817088), (364, 1762176), (384, 1670396), (416, 1541904), (448, 1431768), (507, 1265152), (512, 1252797), (546, 1174784), (624, 1027936), (672, 954512), (676, 948864), (706, 908544), (728, 881088), (768, 835198), (832, 770952), (896, 715884), (1014, 632576), (1059, 605696), (1092, 587392), (1183, 542208), (1248, 513968), (1344, 477256), (1352, 474432), (1412, 454272), (1456, 440544), (1536, 417599), (1664, 385476), (1792, 357942), (2028, 316288), (2118, 302848), (2184, 293696), (2366, 271104), (2471, 259584), (2496, 256984), (2688, 238628), (2704, 237216), (2824, 227136), (2912, 220272), (3328, 192738), (3549, 180736), (3584, 178971), (4056, 158144), (4236, 151424), (4368, 146848), (4589, 139776), (4732, 135552), (4942, 129792), (4992, 128492), (5376, 119314), (5408, 118608), (5648, 113568), (5824, 110136), (6656, 96369), (7098, 90368), (7413, 86528), (8112, 79072), (8472, 75712), (8736, 73424), (9178, 69888), (9464, 67776), (9884, 64896), (9984, 64246), (10752, 59657), (10816, 59304), (11296, 56784), (11648, 55068), (13767, 46592), (14196, 45184), (14826, 43264), (16224, 39536), (16944, 37856), (17472, 36712), (18356, 34944), (18928, 33888), (19768, 32448), (19968, 32123), (21632, 29652), (22592, 28392), (23296, 27534)]