256106448

素因数分解:

$2^4\times 3^7\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:605

約数の個数: 160

約数和(自身を含む): 802865280

約数和(自身を除く): 546758832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 563, 624, 648, 702, 729, 936, 972, 1053, 1126, 1296, 1404, 1458, 1689, 1872, 1944, 2106, 2187, 2252, 2808, 2916, 3159, 3378, 3888, 4212, 4374, 4504, 5067, 5616, 5832, 6318, 6756, 7319, 8424, 8748, 9008, 9477, 10134, 11664, 12636, 13512, 14638, 15201, 16848, 17496, 18954, 20268, 21957, 25272, 27024, 28431, 29276, 30402, 34992, 37908, 40536, 43914, 45603, 50544, 56862, 58552, 60804, 65871, 75816, 81072, 87828, 91206, 113724, 117104, 121608, 131742, 136809, 151632, 175656, 182412, 197613, 227448, 243216, 263484, 273618, 351312, 364824, 395226, 410427, 454896, 526968, 547236, 592839, 729648, 790452, 820854, 1053936, 1094472, 1185678, 1231281, 1580904, 1641708, 1778517, 2188944, 2371356, 2462562, 3161808, 3283416, 3557034, 4742712, 4925124, 5335551, 6566832, 7114068, 9485424, 9850248, 10671102, 14228136, 16006653, 19700496, 21342204, 28456272, 32013306, 42684408, 64026612, 85368816, 128053224, 256106448]

約数ペア:

[(1, 256106448), (2, 128053224), (3, 85368816), (4, 64026612), (6, 42684408), (8, 32013306), (9, 28456272), (12, 21342204), (13, 19700496), (16, 16006653), (18, 14228136), (24, 10671102), (26, 9850248), (27, 9485424), (36, 7114068), (39, 6566832), (48, 5335551), (52, 4925124), (54, 4742712), (72, 3557034), (78, 3283416), (81, 3161808), (104, 2462562), (108, 2371356), (117, 2188944), (144, 1778517), (156, 1641708), (162, 1580904), (208, 1231281), (216, 1185678), (234, 1094472), (243, 1053936), (312, 820854), (324, 790452), (351, 729648), (432, 592839), (468, 547236), (486, 526968), (563, 454896), (624, 410427), (648, 395226), (702, 364824), (729, 351312), (936, 273618), (972, 263484), (1053, 243216), (1126, 227448), (1296, 197613), (1404, 182412), (1458, 175656), (1689, 151632), (1872, 136809), (1944, 131742), (2106, 121608), (2187, 117104), (2252, 113724), (2808, 91206), (2916, 87828), (3159, 81072), (3378, 75816), (3888, 65871), (4212, 60804), (4374, 58552), (4504, 56862), (5067, 50544), (5616, 45603), (5832, 43914), (6318, 40536), (6756, 37908), (7319, 34992), (8424, 30402), (8748, 29276), (9008, 28431), (9477, 27024), (10134, 25272), (11664, 21957), (12636, 20268), (13512, 18954), (14638, 17496), (15201, 16848)]