81582480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{16187}}^1$

素因数の和:16213

約数の個数: 120

約数和(自身を含む): 313140672

約数和(自身を除く): 231558192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 16187, 32374, 48561, 64748, 80935, 97122, 113309, 129496, 145683, 161870, 194244, 226618, 242805, 258992, 291366, 323740, 339927, 388488, 453236, 485610, 566545, 582732, 647480, 679854, 728415, 776976, 906472, 971220, 1019781, 1133090, 1165464, 1294960, 1359708, 1456830, 1699635, 1812944, 1942440, 2039562, 2266180, 2330928, 2719416, 2913660, 3399270, 3884880, 4079124, 4532360, 5098905, 5438832, 5827320, 6798540, 8158248, 9064720, 10197810, 11654640, 13597080, 16316496, 20395620, 27194160, 40791240, 81582480]

約数ペア:

[(1, 81582480), (2, 40791240), (3, 27194160), (4, 20395620), (5, 16316496), (6, 13597080), (7, 11654640), (8, 10197810), (9, 9064720), (10, 8158248), (12, 6798540), (14, 5827320), (15, 5438832), (16, 5098905), (18, 4532360), (20, 4079124), (21, 3884880), (24, 3399270), (28, 2913660), (30, 2719416), (35, 2330928), (36, 2266180), (40, 2039562), (42, 1942440), (45, 1812944), (48, 1699635), (56, 1456830), (60, 1359708), (63, 1294960), (70, 1165464), (72, 1133090), (80, 1019781), (84, 971220), (90, 906472), (105, 776976), (112, 728415), (120, 679854), (126, 647480), (140, 582732), (144, 566545), (168, 485610), (180, 453236), (210, 388488), (240, 339927), (252, 323740), (280, 291366), (315, 258992), (336, 242805), (360, 226618), (420, 194244), (504, 161870), (560, 145683), (630, 129496), (720, 113309), (840, 97122), (1008, 80935), (1260, 64748), (1680, 48561), (2520, 32374), (5040, 16187)]