257005227696

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1\times {\mathrm{25411}}^1$

素因数の和:26431

約数の個数: 160

約数和(自身を含む): 784091529216

約数和(自身を除く): 527086301520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 971, 1302, 1488, 1736, 1942, 2604, 2913, 3472, 3884, 5208, 5826, 6797, 7768, 10416, 11652, 13594, 15536, 20391, 23304, 25411, 27188, 30101, 40782, 46608, 50822, 54376, 60202, 76233, 81564, 90303, 101644, 108752, 120404, 152466, 163128, 177877, 180606, 203288, 210707, 240808, 304932, 326256, 355754, 361212, 406576, 421414, 481616, 533631, 609864, 632121, 711508, 722424, 787741, 842828, 1067262, 1219728, 1264242, 1423016, 1444848, 1575482, 1685656, 2134524, 2363223, 2528484, 2846032, 3150964, 3371312, 4269048, 4726446, 5056968, 5514187, 6301928, 8538096, 9452892, 10113936, 11028374, 12603856, 16542561, 18905784, 22056748, 24674081, 33085122, 37811568, 44113496, 49348162, 66170244, 74022243, 88226992, 98696324, 132340488, 148044486, 172718567, 197392648, 264680976, 296088972, 345437134, 394785296, 518155701, 592177944, 690874268, 764896511, 1036311402, 1184355888, 1381748536, 1529793022, 2072622804, 2294689533, 2763497072, 3059586044, 4145245608, 4589379066, 5354275577, 6119172088, 8290491216, 9178758132, 10708551154, 12238344176, 16062826731, 18357516264, 21417102308, 32125653462, 36715032528, 42834204616, 64251306924, 85668409232, 128502613848, 257005227696]

約数ペア:

[(1, 257005227696), (2, 128502613848), (3, 85668409232), (4, 64251306924), (6, 42834204616), (7, 36715032528), (8, 32125653462), (12, 21417102308), (14, 18357516264), (16, 16062826731), (21, 12238344176), (24, 10708551154), (28, 9178758132), (31, 8290491216), (42, 6119172088), (48, 5354275577), (56, 4589379066), (62, 4145245608), (84, 3059586044), (93, 2763497072), (112, 2294689533), (124, 2072622804), (168, 1529793022), (186, 1381748536), (217, 1184355888), (248, 1036311402), (336, 764896511), (372, 690874268), (434, 592177944), (496, 518155701), (651, 394785296), (744, 345437134), (868, 296088972), (971, 264680976), (1302, 197392648), (1488, 172718567), (1736, 148044486), (1942, 132340488), (2604, 98696324), (2913, 88226992), (3472, 74022243), (3884, 66170244), (5208, 49348162), (5826, 44113496), (6797, 37811568), (7768, 33085122), (10416, 24674081), (11652, 22056748), (13594, 18905784), (15536, 16542561), (20391, 12603856), (23304, 11028374), (25411, 10113936), (27188, 9452892), (30101, 8538096), (40782, 6301928), (46608, 5514187), (50822, 5056968), (54376, 4726446), (60202, 4269048), (76233, 3371312), (81564, 3150964), (90303, 2846032), (101644, 2528484), (108752, 2363223), (120404, 2134524), (152466, 1685656), (163128, 1575482), (177877, 1444848), (180606, 1423016), (203288, 1264242), (210707, 1219728), (240808, 1067262), (304932, 842828), (326256, 787741), (355754, 722424), (361212, 711508), (406576, 632121), (421414, 609864), (481616, 533631)]