87721056

素因数分解:

$2^5\times 3^5\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 268304400

約数和(自身を除く): 180583344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 108, 116, 144, 162, 174, 216, 232, 243, 261, 288, 324, 348, 389, 432, 464, 486, 522, 648, 696, 778, 783, 864, 928, 972, 1044, 1167, 1296, 1392, 1556, 1566, 1944, 2088, 2334, 2349, 2592, 2784, 3112, 3132, 3501, 3888, 4176, 4668, 4698, 6224, 6264, 7002, 7047, 7776, 8352, 9336, 9396, 10503, 11281, 12448, 12528, 14004, 14094, 18672, 18792, 21006, 22562, 25056, 28008, 28188, 31509, 33843, 37344, 37584, 42012, 45124, 56016, 56376, 63018, 67686, 75168, 84024, 90248, 94527, 101529, 112032, 112752, 126036, 135372, 168048, 180496, 189054, 203058, 225504, 252072, 270744, 304587, 336096, 360992, 378108, 406116, 504144, 541488, 609174, 756216, 812232, 913761, 1008288, 1082976, 1218348, 1512432, 1624464, 1827522, 2436696, 2741283, 3024864, 3248928, 3655044, 4873392, 5482566, 7310088, 9746784, 10965132, 14620176, 21930264, 29240352, 43860528, 87721056]

約数ペア:

[(1, 87721056), (2, 43860528), (3, 29240352), (4, 21930264), (6, 14620176), (8, 10965132), (9, 9746784), (12, 7310088), (16, 5482566), (18, 4873392), (24, 3655044), (27, 3248928), (29, 3024864), (32, 2741283), (36, 2436696), (48, 1827522), (54, 1624464), (58, 1512432), (72, 1218348), (81, 1082976), (87, 1008288), (96, 913761), (108, 812232), (116, 756216), (144, 609174), (162, 541488), (174, 504144), (216, 406116), (232, 378108), (243, 360992), (261, 336096), (288, 304587), (324, 270744), (348, 252072), (389, 225504), (432, 203058), (464, 189054), (486, 180496), (522, 168048), (648, 135372), (696, 126036), (778, 112752), (783, 112032), (864, 101529), (928, 94527), (972, 90248), (1044, 84024), (1167, 75168), (1296, 67686), (1392, 63018), (1556, 56376), (1566, 56016), (1944, 45124), (2088, 42012), (2334, 37584), (2349, 37344), (2592, 33843), (2784, 31509), (3112, 28188), (3132, 28008), (3501, 25056), (3888, 22562), (4176, 21006), (4668, 18792), (4698, 18672), (6224, 14094), (6264, 14004), (7002, 12528), (7047, 12448), (7776, 11281), (8352, 10503), (9336, 9396)]