247393536

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 721123200

約数和(自身を除く): 473729664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 71, 78, 96, 104, 128, 142, 156, 192, 208, 213, 256, 284, 312, 349, 384, 416, 426, 568, 624, 698, 768, 832, 852, 923, 1047, 1136, 1248, 1396, 1664, 1704, 1846, 2094, 2272, 2496, 2769, 2792, 3328, 3408, 3692, 4188, 4537, 4544, 4992, 5538, 5584, 6816, 7384, 8376, 9074, 9088, 9984, 11076, 11168, 13611, 13632, 14768, 16752, 18148, 18176, 22152, 22336, 24779, 27222, 27264, 29536, 33504, 36296, 44304, 44672, 49558, 54444, 54528, 59072, 67008, 72592, 74337, 88608, 89344, 99116, 108888, 118144, 134016, 145184, 148674, 177216, 198232, 217776, 236288, 268032, 290368, 297348, 322127, 354432, 396464, 435552, 580736, 594696, 644254, 708864, 792928, 871104, 966381, 1161472, 1189392, 1288508, 1585856, 1742208, 1932762, 2378784, 2577016, 3171712, 3484416, 3865524, 4757568, 5154032, 6343424, 7731048, 9515136, 10308064, 15462096, 19030272, 20616128, 30924192, 41232256, 61848384, 82464512, 123696768, 247393536]

約数ペア:

[(1, 247393536), (2, 123696768), (3, 82464512), (4, 61848384), (6, 41232256), (8, 30924192), (12, 20616128), (13, 19030272), (16, 15462096), (24, 10308064), (26, 9515136), (32, 7731048), (39, 6343424), (48, 5154032), (52, 4757568), (64, 3865524), (71, 3484416), (78, 3171712), (96, 2577016), (104, 2378784), (128, 1932762), (142, 1742208), (156, 1585856), (192, 1288508), (208, 1189392), (213, 1161472), (256, 966381), (284, 871104), (312, 792928), (349, 708864), (384, 644254), (416, 594696), (426, 580736), (568, 435552), (624, 396464), (698, 354432), (768, 322127), (832, 297348), (852, 290368), (923, 268032), (1047, 236288), (1136, 217776), (1248, 198232), (1396, 177216), (1664, 148674), (1704, 145184), (1846, 134016), (2094, 118144), (2272, 108888), (2496, 99116), (2769, 89344), (2792, 88608), (3328, 74337), (3408, 72592), (3692, 67008), (4188, 59072), (4537, 54528), (4544, 54444), (4992, 49558), (5538, 44672), (5584, 44304), (6816, 36296), (7384, 33504), (8376, 29536), (9074, 27264), (9088, 27222), (9984, 24779), (11076, 22336), (11168, 22152), (13611, 18176), (13632, 18148), (14768, 16752)]