28403328

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 84456000

約数和(自身を除く): 56052672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 64, 68, 76, 96, 102, 114, 128, 136, 152, 192, 204, 228, 229, 272, 304, 323, 384, 408, 456, 458, 544, 608, 646, 687, 816, 912, 916, 969, 1088, 1216, 1292, 1374, 1632, 1824, 1832, 1938, 2176, 2432, 2584, 2748, 3264, 3648, 3664, 3876, 3893, 4351, 5168, 5496, 6528, 7296, 7328, 7752, 7786, 8702, 10336, 10992, 11679, 13053, 14656, 15504, 15572, 17404, 20672, 21984, 23358, 26106, 29312, 31008, 31144, 34808, 41344, 43968, 46716, 52212, 62016, 62288, 69616, 73967, 87936, 93432, 104424, 124032, 124576, 139232, 147934, 186864, 208848, 221901, 249152, 278464, 295868, 373728, 417696, 443802, 498304, 556928, 591736, 747456, 835392, 887604, 1183472, 1494912, 1670784, 1775208, 2366944, 3550416, 4733888, 7100832, 9467776, 14201664, 28403328]

約数ペア:

[(1, 28403328), (2, 14201664), (3, 9467776), (4, 7100832), (6, 4733888), (8, 3550416), (12, 2366944), (16, 1775208), (17, 1670784), (19, 1494912), (24, 1183472), (32, 887604), (34, 835392), (38, 747456), (48, 591736), (51, 556928), (57, 498304), (64, 443802), (68, 417696), (76, 373728), (96, 295868), (102, 278464), (114, 249152), (128, 221901), (136, 208848), (152, 186864), (192, 147934), (204, 139232), (228, 124576), (229, 124032), (272, 104424), (304, 93432), (323, 87936), (384, 73967), (408, 69616), (456, 62288), (458, 62016), (544, 52212), (608, 46716), (646, 43968), (687, 41344), (816, 34808), (912, 31144), (916, 31008), (969, 29312), (1088, 26106), (1216, 23358), (1292, 21984), (1374, 20672), (1632, 17404), (1824, 15572), (1832, 15504), (1938, 14656), (2176, 13053), (2432, 11679), (2584, 10992), (2748, 10336), (3264, 8702), (3648, 7786), (3664, 7752), (3876, 7328), (3893, 7296), (4351, 6528), (5168, 5496)]