646351488

素因数分解:

$2^7\times 3^4\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2068

約数の個数: 160

約数和(自身を含む): 1986568320

約数和(自身を除く): 1340216832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 248, 279, 288, 324, 372, 384, 432, 496, 558, 576, 648, 744, 837, 864, 992, 1116, 1152, 1296, 1488, 1674, 1728, 1984, 2011, 2232, 2511, 2592, 2976, 3348, 3456, 3968, 4022, 4464, 5022, 5184, 5952, 6033, 6696, 8044, 8928, 10044, 10368, 11904, 12066, 13392, 16088, 17856, 18099, 20088, 24132, 26784, 32176, 35712, 36198, 40176, 48264, 53568, 54297, 62341, 64352, 72396, 80352, 96528, 107136, 108594, 124682, 128704, 144792, 160704, 162891, 187023, 193056, 217188, 249364, 257408, 289584, 321408, 325782, 374046, 386112, 434376, 498728, 561069, 579168, 651564, 748092, 772224, 868752, 997456, 1122138, 1158336, 1303128, 1496184, 1683207, 1737504, 1994912, 2244276, 2316672, 2606256, 2992368, 3366414, 3475008, 3989824, 4488552, 5049621, 5212512, 5984736, 6732828, 6950016, 7979648, 8977104, 10099242, 10425024, 11969472, 13465656, 17954208, 20198484, 20850048, 23938944, 26931312, 35908416, 40396968, 53862624, 71816832, 80793936, 107725248, 161587872, 215450496, 323175744, 646351488]

約数ペア:

[(1, 646351488), (2, 323175744), (3, 215450496), (4, 161587872), (6, 107725248), (8, 80793936), (9, 71816832), (12, 53862624), (16, 40396968), (18, 35908416), (24, 26931312), (27, 23938944), (31, 20850048), (32, 20198484), (36, 17954208), (48, 13465656), (54, 11969472), (62, 10425024), (64, 10099242), (72, 8977104), (81, 7979648), (93, 6950016), (96, 6732828), (108, 5984736), (124, 5212512), (128, 5049621), (144, 4488552), (162, 3989824), (186, 3475008), (192, 3366414), (216, 2992368), (248, 2606256), (279, 2316672), (288, 2244276), (324, 1994912), (372, 1737504), (384, 1683207), (432, 1496184), (496, 1303128), (558, 1158336), (576, 1122138), (648, 997456), (744, 868752), (837, 772224), (864, 748092), (992, 651564), (1116, 579168), (1152, 561069), (1296, 498728), (1488, 434376), (1674, 386112), (1728, 374046), (1984, 325782), (2011, 321408), (2232, 289584), (2511, 257408), (2592, 249364), (2976, 217188), (3348, 193056), (3456, 187023), (3968, 162891), (4022, 160704), (4464, 144792), (5022, 128704), (5184, 124682), (5952, 108594), (6033, 107136), (6696, 96528), (8044, 80352), (8928, 72396), (10044, 64352), (10368, 62341), (11904, 54297), (12066, 53568), (13392, 48264), (16088, 40176), (17856, 36198), (18099, 35712), (20088, 32176), (24132, 26784)]