31379712

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 103017600

約数和(自身を除く): 71637888

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, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 449, 546, 624, 672, 728, 768, 832, 896, 898, 1092, 1248, 1344, 1347, 1456, 1664, 1792, 1796, 2184, 2496, 2688, 2694, 2912, 3143, 3328, 3592, 4368, 4992, 5376, 5388, 5824, 5837, 6286, 7184, 8736, 9429, 9984, 10776, 11648, 11674, 12572, 14368, 17472, 17511, 18858, 21552, 23296, 23348, 25144, 28736, 34944, 35022, 37716, 40859, 43104, 46696, 50288, 57472, 69888, 70044, 75432, 81718, 86208, 93392, 100576, 114944, 122577, 140088, 150864, 163436, 172416, 186784, 201152, 245154, 280176, 301728, 326872, 344832, 373568, 402304, 490308, 560352, 603456, 653744, 747136, 804608, 980616, 1120704, 1206912, 1307488, 1494272, 1961232, 2241408, 2413824, 2614976, 3922464, 4482816, 5229952, 7844928, 10459904, 15689856, 31379712]

約数ペア:

[(1, 31379712), (2, 15689856), (3, 10459904), (4, 7844928), (6, 5229952), (7, 4482816), (8, 3922464), (12, 2614976), (13, 2413824), (14, 2241408), (16, 1961232), (21, 1494272), (24, 1307488), (26, 1206912), (28, 1120704), (32, 980616), (39, 804608), (42, 747136), (48, 653744), (52, 603456), (56, 560352), (64, 490308), (78, 402304), (84, 373568), (91, 344832), (96, 326872), (104, 301728), (112, 280176), (128, 245154), (156, 201152), (168, 186784), (182, 172416), (192, 163436), (208, 150864), (224, 140088), (256, 122577), (273, 114944), (312, 100576), (336, 93392), (364, 86208), (384, 81718), (416, 75432), (448, 70044), (449, 69888), (546, 57472), (624, 50288), (672, 46696), (728, 43104), (768, 40859), (832, 37716), (896, 35022), (898, 34944), (1092, 28736), (1248, 25144), (1344, 23348), (1347, 23296), (1456, 21552), (1664, 18858), (1792, 17511), (1796, 17472), (2184, 14368), (2496, 12572), (2688, 11674), (2694, 11648), (2912, 10776), (3143, 9984), (3328, 9429), (3592, 8736), (4368, 7184), (4992, 6286), (5376, 5837), (5388, 5824)]