256446528

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:964

約数の個数: 112

約数和(自身を含む): 737372160

約数和(自身を除く): 480925632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 127, 156, 192, 208, 254, 312, 381, 416, 508, 624, 762, 809, 832, 1016, 1248, 1524, 1618, 1651, 2032, 2427, 2496, 3048, 3236, 3302, 4064, 4854, 4953, 6096, 6472, 6604, 8128, 9708, 9906, 10517, 12192, 12944, 13208, 19416, 19812, 21034, 24384, 25888, 26416, 31551, 38832, 39624, 42068, 51776, 52832, 63102, 77664, 79248, 84136, 102743, 105664, 126204, 155328, 158496, 168272, 205486, 252408, 308229, 316992, 336544, 410972, 504816, 616458, 673088, 821944, 1009632, 1232916, 1335659, 1643888, 2019264, 2465832, 2671318, 3287776, 4006977, 4931664, 5342636, 6575552, 8013954, 9863328, 10685272, 16027908, 19726656, 21370544, 32055816, 42741088, 64111632, 85482176, 128223264, 256446528]

約数ペア:

[(1, 256446528), (2, 128223264), (3, 85482176), (4, 64111632), (6, 42741088), (8, 32055816), (12, 21370544), (13, 19726656), (16, 16027908), (24, 10685272), (26, 9863328), (32, 8013954), (39, 6575552), (48, 5342636), (52, 4931664), (64, 4006977), (78, 3287776), (96, 2671318), (104, 2465832), (127, 2019264), (156, 1643888), (192, 1335659), (208, 1232916), (254, 1009632), (312, 821944), (381, 673088), (416, 616458), (508, 504816), (624, 410972), (762, 336544), (809, 316992), (832, 308229), (1016, 252408), (1248, 205486), (1524, 168272), (1618, 158496), (1651, 155328), (2032, 126204), (2427, 105664), (2496, 102743), (3048, 84136), (3236, 79248), (3302, 77664), (4064, 63102), (4854, 52832), (4953, 51776), (6096, 42068), (6472, 39624), (6604, 38832), (8128, 31551), (9708, 26416), (9906, 25888), (10517, 24384), (12192, 21034), (12944, 19812), (13208, 19416)]