280626528

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{353}}^1$

素因数の和:406

約数の個数: 216

約数和(自身を含む): 930528648

約数和(自身を除く): 649902120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 78, 84, 91, 96, 98, 104, 112, 147, 156, 168, 169, 182, 196, 208, 224, 273, 294, 312, 336, 338, 353, 364, 392, 416, 507, 546, 588, 624, 637, 672, 676, 706, 728, 784, 1014, 1059, 1092, 1176, 1183, 1248, 1274, 1352, 1412, 1456, 1568, 1911, 2028, 2118, 2184, 2352, 2366, 2471, 2548, 2704, 2824, 2912, 3549, 3822, 4056, 4236, 4368, 4589, 4704, 4732, 4942, 5096, 5408, 5648, 7098, 7413, 7644, 8112, 8281, 8472, 8736, 9178, 9464, 9884, 10192, 11296, 13767, 14196, 14826, 15288, 16224, 16562, 16944, 17297, 18356, 18928, 19768, 20384, 24843, 27534, 28392, 29652, 30576, 32123, 33124, 33888, 34594, 36712, 37856, 39536, 49686, 51891, 55068, 56784, 59304, 59657, 61152, 64246, 66248, 69188, 73424, 79072, 96369, 99372, 103782, 110136, 113568, 118608, 119314, 128492, 132496, 138376, 146848, 178971, 192738, 198744, 207564, 220272, 224861, 237216, 238628, 256984, 264992, 276752, 357942, 385476, 397488, 415128, 417599, 440544, 449722, 477256, 513968, 553504, 674583, 715884, 770952, 794976, 830256, 835198, 899444, 954512, 1027936, 1252797, 1349166, 1431768, 1541904, 1660512, 1670396, 1798888, 1909024, 2505594, 2698332, 2863536, 2923193, 3083808, 3340792, 3597776, 5011188, 5396664, 5727072, 5846386, 6681584, 7195552, 8769579, 10022376, 10793328, 11692772, 13363168, 17539158, 20044752, 21586656, 23385544, 35078316, 40089504, 46771088, 70156632, 93542176, 140313264, 280626528]

約数ペア:

[(1, 280626528), (2, 140313264), (3, 93542176), (4, 70156632), (6, 46771088), (7, 40089504), (8, 35078316), (12, 23385544), (13, 21586656), (14, 20044752), (16, 17539158), (21, 13363168), (24, 11692772), (26, 10793328), (28, 10022376), (32, 8769579), (39, 7195552), (42, 6681584), (48, 5846386), (49, 5727072), (52, 5396664), (56, 5011188), (78, 3597776), (84, 3340792), (91, 3083808), (96, 2923193), (98, 2863536), (104, 2698332), (112, 2505594), (147, 1909024), (156, 1798888), (168, 1670396), (169, 1660512), (182, 1541904), (196, 1431768), (208, 1349166), (224, 1252797), (273, 1027936), (294, 954512), (312, 899444), (336, 835198), (338, 830256), (353, 794976), (364, 770952), (392, 715884), (416, 674583), (507, 553504), (546, 513968), (588, 477256), (624, 449722), (637, 440544), (672, 417599), (676, 415128), (706, 397488), (728, 385476), (784, 357942), (1014, 276752), (1059, 264992), (1092, 256984), (1176, 238628), (1183, 237216), (1248, 224861), (1274, 220272), (1352, 207564), (1412, 198744), (1456, 192738), (1568, 178971), (1911, 146848), (2028, 138376), (2118, 132496), (2184, 128492), (2352, 119314), (2366, 118608), (2471, 113568), (2548, 110136), (2704, 103782), (2824, 99372), (2912, 96369), (3549, 79072), (3822, 73424), (4056, 69188), (4236, 66248), (4368, 64246), (4589, 61152), (4704, 59657), (4732, 59304), (4942, 56784), (5096, 55068), (5408, 51891), (5648, 49686), (7098, 39536), (7413, 37856), (7644, 36712), (8112, 34594), (8281, 33888), (8472, 33124), (8736, 32123), (9178, 30576), (9464, 29652), (9884, 28392), (10192, 27534), (11296, 24843), (13767, 20384), (14196, 19768), (14826, 18928), (15288, 18356), (16224, 17297), (16562, 16944)]