865506816

素因数分解:

$2^9\times 3^3\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 2586307680

約数和(自身を除く): 1720800864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 137, 144, 192, 216, 256, 274, 288, 384, 411, 432, 457, 512, 548, 576, 768, 822, 864, 914, 1096, 1152, 1233, 1371, 1536, 1644, 1728, 1828, 2192, 2304, 2466, 2742, 3288, 3456, 3656, 3699, 4113, 4384, 4608, 4932, 5484, 6576, 6912, 7312, 7398, 8226, 8768, 9864, 10968, 12339, 13152, 13824, 14624, 14796, 16452, 17536, 19728, 21936, 24678, 26304, 29248, 29592, 32904, 35072, 39456, 43872, 49356, 52608, 58496, 59184, 62609, 65808, 70144, 78912, 87744, 98712, 105216, 116992, 118368, 125218, 131616, 157824, 175488, 187827, 197424, 210432, 233984, 236736, 250436, 263232, 315648, 350976, 375654, 394848, 473472, 500872, 526464, 563481, 631296, 701952, 751308, 789696, 946944, 1001744, 1052928, 1126962, 1502616, 1579392, 1690443, 1893888, 2003488, 2105856, 2253924, 3005232, 3158784, 3380886, 4006976, 4507848, 6010464, 6317568, 6761772, 8013952, 9015696, 12020928, 13523544, 16027904, 18031392, 24041856, 27047088, 32055808, 36062784, 48083712, 54094176, 72125568, 96167424, 108188352, 144251136, 216376704, 288502272, 432753408, 865506816]

約数ペア:

[(1, 865506816), (2, 432753408), (3, 288502272), (4, 216376704), (6, 144251136), (8, 108188352), (9, 96167424), (12, 72125568), (16, 54094176), (18, 48083712), (24, 36062784), (27, 32055808), (32, 27047088), (36, 24041856), (48, 18031392), (54, 16027904), (64, 13523544), (72, 12020928), (96, 9015696), (108, 8013952), (128, 6761772), (137, 6317568), (144, 6010464), (192, 4507848), (216, 4006976), (256, 3380886), (274, 3158784), (288, 3005232), (384, 2253924), (411, 2105856), (432, 2003488), (457, 1893888), (512, 1690443), (548, 1579392), (576, 1502616), (768, 1126962), (822, 1052928), (864, 1001744), (914, 946944), (1096, 789696), (1152, 751308), (1233, 701952), (1371, 631296), (1536, 563481), (1644, 526464), (1728, 500872), (1828, 473472), (2192, 394848), (2304, 375654), (2466, 350976), (2742, 315648), (3288, 263232), (3456, 250436), (3656, 236736), (3699, 233984), (4113, 210432), (4384, 197424), (4608, 187827), (4932, 175488), (5484, 157824), (6576, 131616), (6912, 125218), (7312, 118368), (7398, 116992), (8226, 105216), (8768, 98712), (9864, 87744), (10968, 78912), (12339, 70144), (13152, 65808), (13824, 62609), (14624, 59184), (14796, 58496), (16452, 52608), (17536, 49356), (19728, 43872), (21936, 39456), (24678, 35072), (26304, 32904), (29248, 29592)]