861801984

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2069

約数の個数: 160

約数和(自身を含む): 2634593280

約数和(自身を除く): 1772791296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 384, 432, 496, 512, 558, 576, 744, 768, 837, 864, 992, 1116, 1152, 1488, 1536, 1674, 1728, 1984, 2011, 2232, 2304, 2976, 3348, 3456, 3968, 4022, 4464, 4608, 5952, 6033, 6696, 6912, 7936, 8044, 8928, 11904, 12066, 13392, 13824, 15872, 16088, 17856, 18099, 23808, 24132, 26784, 32176, 35712, 36198, 47616, 48264, 53568, 54297, 62341, 64352, 71424, 72396, 96528, 107136, 108594, 124682, 128704, 142848, 144792, 187023, 193056, 214272, 217188, 249364, 257408, 289584, 374046, 386112, 428544, 434376, 498728, 514816, 561069, 579168, 748092, 772224, 868752, 997456, 1029632, 1122138, 1158336, 1496184, 1544448, 1683207, 1737504, 1994912, 2244276, 2316672, 2992368, 3088896, 3366414, 3475008, 3989824, 4488552, 4633344, 5984736, 6732828, 6950016, 7979648, 8977104, 9266688, 11969472, 13465656, 13900032, 15959296, 17954208, 23938944, 26931312, 27800064, 31918592, 35908416, 47877888, 53862624, 71816832, 95755776, 107725248, 143633664, 215450496, 287267328, 430900992, 861801984]

約数ペア:

[(1, 861801984), (2, 430900992), (3, 287267328), (4, 215450496), (6, 143633664), (8, 107725248), (9, 95755776), (12, 71816832), (16, 53862624), (18, 47877888), (24, 35908416), (27, 31918592), (31, 27800064), (32, 26931312), (36, 23938944), (48, 17954208), (54, 15959296), (62, 13900032), (64, 13465656), (72, 11969472), (93, 9266688), (96, 8977104), (108, 7979648), (124, 6950016), (128, 6732828), (144, 5984736), (186, 4633344), (192, 4488552), (216, 3989824), (248, 3475008), (256, 3366414), (279, 3088896), (288, 2992368), (372, 2316672), (384, 2244276), (432, 1994912), (496, 1737504), (512, 1683207), (558, 1544448), (576, 1496184), (744, 1158336), (768, 1122138), (837, 1029632), (864, 997456), (992, 868752), (1116, 772224), (1152, 748092), (1488, 579168), (1536, 561069), (1674, 514816), (1728, 498728), (1984, 434376), (2011, 428544), (2232, 386112), (2304, 374046), (2976, 289584), (3348, 257408), (3456, 249364), (3968, 217188), (4022, 214272), (4464, 193056), (4608, 187023), (5952, 144792), (6033, 142848), (6696, 128704), (6912, 124682), (7936, 108594), (8044, 107136), (8928, 96528), (11904, 72396), (12066, 71424), (13392, 64352), (13824, 62341), (15872, 54297), (16088, 53568), (17856, 48264), (18099, 47616), (23808, 36198), (24132, 35712), (26784, 32176)]