256992912

素因数分解:

$2^4\times 3^6\times {\mathrm{11}}^1\times {\mathrm{2003}}^1$

素因数の和:2040

約数の個数: 140

約数和(自身を含む): 814818384

約数和(自身を除く): 557825472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 132, 144, 162, 176, 198, 216, 243, 264, 297, 324, 396, 432, 486, 528, 594, 648, 729, 792, 891, 972, 1188, 1296, 1458, 1584, 1782, 1944, 2003, 2376, 2673, 2916, 3564, 3888, 4006, 4752, 5346, 5832, 6009, 7128, 8012, 8019, 10692, 11664, 12018, 14256, 16024, 16038, 18027, 21384, 22033, 24036, 32048, 32076, 36054, 42768, 44066, 48072, 54081, 64152, 66099, 72108, 88132, 96144, 108162, 128304, 132198, 144216, 162243, 176264, 198297, 216324, 264396, 288432, 324486, 352528, 396594, 432648, 486729, 528792, 594891, 648972, 793188, 865296, 973458, 1057584, 1189782, 1297944, 1460187, 1586376, 1784673, 1946916, 2379564, 2595888, 2920374, 3172752, 3569346, 3893832, 4759128, 5354019, 5840748, 7138692, 7787664, 9518256, 10708038, 11681496, 14277384, 16062057, 21416076, 23362992, 28554768, 32124114, 42832152, 64248228, 85664304, 128496456, 256992912]

約数ペア:

[(1, 256992912), (2, 128496456), (3, 85664304), (4, 64248228), (6, 42832152), (8, 32124114), (9, 28554768), (11, 23362992), (12, 21416076), (16, 16062057), (18, 14277384), (22, 11681496), (24, 10708038), (27, 9518256), (33, 7787664), (36, 7138692), (44, 5840748), (48, 5354019), (54, 4759128), (66, 3893832), (72, 3569346), (81, 3172752), (88, 2920374), (99, 2595888), (108, 2379564), (132, 1946916), (144, 1784673), (162, 1586376), (176, 1460187), (198, 1297944), (216, 1189782), (243, 1057584), (264, 973458), (297, 865296), (324, 793188), (396, 648972), (432, 594891), (486, 528792), (528, 486729), (594, 432648), (648, 396594), (729, 352528), (792, 324486), (891, 288432), (972, 264396), (1188, 216324), (1296, 198297), (1458, 176264), (1584, 162243), (1782, 144216), (1944, 132198), (2003, 128304), (2376, 108162), (2673, 96144), (2916, 88132), (3564, 72108), (3888, 66099), (4006, 64152), (4752, 54081), (5346, 48072), (5832, 44066), (6009, 42768), (7128, 36054), (8012, 32076), (8019, 32048), (10692, 24036), (11664, 22033), (12018, 21384), (14256, 18027), (16024, 16038)]