81431112

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 248371200

約数和(自身を除く): 166940088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 97, 114, 133, 152, 168, 194, 228, 263, 266, 291, 388, 399, 456, 526, 532, 582, 679, 776, 789, 798, 1052, 1064, 1164, 1358, 1578, 1596, 1841, 1843, 2037, 2104, 2328, 2716, 3156, 3192, 3682, 3686, 4074, 4997, 5432, 5523, 5529, 6312, 7364, 7372, 8148, 9994, 11046, 11058, 12901, 14728, 14744, 14991, 16296, 19988, 22092, 22116, 25511, 25802, 29982, 34979, 38703, 39976, 44184, 44232, 51022, 51604, 59964, 69958, 76533, 77406, 102044, 103208, 104937, 119928, 139916, 153066, 154812, 178577, 204088, 209874, 279832, 306132, 309624, 357154, 419748, 484709, 535731, 612264, 714308, 839496, 969418, 1071462, 1428616, 1454127, 1938836, 2142924, 2908254, 3392963, 3877672, 4285848, 5816508, 6785926, 10178889, 11633016, 13571852, 20357778, 27143704, 40715556, 81431112]

約数ペア:

[(1, 81431112), (2, 40715556), (3, 27143704), (4, 20357778), (6, 13571852), (7, 11633016), (8, 10178889), (12, 6785926), (14, 5816508), (19, 4285848), (21, 3877672), (24, 3392963), (28, 2908254), (38, 2142924), (42, 1938836), (56, 1454127), (57, 1428616), (76, 1071462), (84, 969418), (97, 839496), (114, 714308), (133, 612264), (152, 535731), (168, 484709), (194, 419748), (228, 357154), (263, 309624), (266, 306132), (291, 279832), (388, 209874), (399, 204088), (456, 178577), (526, 154812), (532, 153066), (582, 139916), (679, 119928), (776, 104937), (789, 103208), (798, 102044), (1052, 77406), (1064, 76533), (1164, 69958), (1358, 59964), (1578, 51604), (1596, 51022), (1841, 44232), (1843, 44184), (2037, 39976), (2104, 38703), (2328, 34979), (2716, 29982), (3156, 25802), (3192, 25511), (3682, 22116), (3686, 22092), (4074, 19988), (4997, 16296), (5432, 14991), (5523, 14744), (5529, 14728), (6312, 12901), (7364, 11058), (7372, 11046), (8148, 9994)]