31545472

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 80784000

約数和(自身を除く): 49238528

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 109, 112, 119, 128, 133, 136, 152, 218, 224, 238, 266, 272, 304, 323, 436, 448, 476, 532, 544, 608, 646, 763, 872, 896, 952, 1064, 1088, 1216, 1292, 1526, 1744, 1853, 1904, 2071, 2128, 2176, 2261, 2432, 2584, 3052, 3488, 3706, 3808, 4142, 4256, 4522, 5168, 6104, 6976, 7412, 7616, 8284, 8512, 9044, 10336, 12208, 12971, 13952, 14497, 14824, 15232, 16568, 17024, 18088, 20672, 24416, 25942, 28994, 29648, 33136, 35207, 36176, 41344, 48832, 51884, 57988, 59296, 66272, 70414, 72352, 97664, 103768, 115976, 118592, 132544, 140828, 144704, 207536, 231952, 237184, 246449, 265088, 281656, 289408, 415072, 463904, 492898, 563312, 830144, 927808, 985796, 1126624, 1660288, 1855616, 1971592, 2253248, 3943184, 4506496, 7886368, 15772736, 31545472]

約数ペア:

[(1, 31545472), (2, 15772736), (4, 7886368), (7, 4506496), (8, 3943184), (14, 2253248), (16, 1971592), (17, 1855616), (19, 1660288), (28, 1126624), (32, 985796), (34, 927808), (38, 830144), (56, 563312), (64, 492898), (68, 463904), (76, 415072), (109, 289408), (112, 281656), (119, 265088), (128, 246449), (133, 237184), (136, 231952), (152, 207536), (218, 144704), (224, 140828), (238, 132544), (266, 118592), (272, 115976), (304, 103768), (323, 97664), (436, 72352), (448, 70414), (476, 66272), (532, 59296), (544, 57988), (608, 51884), (646, 48832), (763, 41344), (872, 36176), (896, 35207), (952, 33136), (1064, 29648), (1088, 28994), (1216, 25942), (1292, 24416), (1526, 20672), (1744, 18088), (1853, 17024), (1904, 16568), (2071, 15232), (2128, 14824), (2176, 14497), (2261, 13952), (2432, 12971), (2584, 12208), (3052, 10336), (3488, 9044), (3706, 8512), (3808, 8284), (4142, 7616), (4256, 7412), (4522, 6976), (5168, 6104)]