405969984

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{941}}^1$

素因数の和:1073

約数の個数: 168

約数和(自身を含む): 1343729088

約数和(自身を除く): 937759104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 107, 112, 126, 144, 168, 192, 214, 224, 252, 288, 321, 336, 428, 448, 504, 576, 642, 672, 749, 856, 941, 963, 1008, 1284, 1344, 1498, 1712, 1882, 1926, 2016, 2247, 2568, 2823, 2996, 3424, 3764, 3852, 4032, 4494, 5136, 5646, 5992, 6587, 6741, 6848, 7528, 7704, 8469, 8988, 10272, 11292, 11984, 13174, 13482, 15056, 15408, 16938, 17976, 19761, 20544, 22584, 23968, 26348, 26964, 30112, 30816, 33876, 35952, 39522, 45168, 47936, 52696, 53928, 59283, 60224, 61632, 67752, 71904, 79044, 90336, 100687, 105392, 107856, 118566, 135504, 143808, 158088, 180672, 201374, 210784, 215712, 237132, 271008, 302061, 316176, 402748, 421568, 431424, 474264, 542016, 604122, 632352, 704809, 805496, 906183, 948528, 1208244, 1264704, 1409618, 1610992, 1812366, 1897056, 2114427, 2416488, 2819236, 3221984, 3624732, 3794112, 4228854, 4832976, 5638472, 6343281, 6443968, 7249464, 8457708, 9665952, 11276944, 12686562, 14498928, 16915416, 19331904, 22553888, 25373124, 28997856, 33830832, 45107776, 50746248, 57995712, 67661664, 101492496, 135323328, 202984992, 405969984]

約数ペア:

[(1, 405969984), (2, 202984992), (3, 135323328), (4, 101492496), (6, 67661664), (7, 57995712), (8, 50746248), (9, 45107776), (12, 33830832), (14, 28997856), (16, 25373124), (18, 22553888), (21, 19331904), (24, 16915416), (28, 14498928), (32, 12686562), (36, 11276944), (42, 9665952), (48, 8457708), (56, 7249464), (63, 6443968), (64, 6343281), (72, 5638472), (84, 4832976), (96, 4228854), (107, 3794112), (112, 3624732), (126, 3221984), (144, 2819236), (168, 2416488), (192, 2114427), (214, 1897056), (224, 1812366), (252, 1610992), (288, 1409618), (321, 1264704), (336, 1208244), (428, 948528), (448, 906183), (504, 805496), (576, 704809), (642, 632352), (672, 604122), (749, 542016), (856, 474264), (941, 431424), (963, 421568), (1008, 402748), (1284, 316176), (1344, 302061), (1498, 271008), (1712, 237132), (1882, 215712), (1926, 210784), (2016, 201374), (2247, 180672), (2568, 158088), (2823, 143808), (2996, 135504), (3424, 118566), (3764, 107856), (3852, 105392), (4032, 100687), (4494, 90336), (5136, 79044), (5646, 71904), (5992, 67752), (6587, 61632), (6741, 60224), (6848, 59283), (7528, 53928), (7704, 52696), (8469, 47936), (8988, 45168), (10272, 39522), (11292, 35952), (11984, 33876), (13174, 30816), (13482, 30112), (15056, 26964), (15408, 26348), (16938, 23968), (17976, 22584), (19761, 20544)]