256102560

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{941}}^1$

素因数の和:978

約数の個数: 288

約数和(自身を含む): 1036893312

約数和(自身を除く): 780790752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 941, 945, 972, 1008, 1080, 1120, 1134, 1215, 1260, 1296, 1440, 1512, 1620, 1680, 1701, 1882, 1890, 1944, 2016, 2160, 2268, 2430, 2520, 2592, 2823, 2835, 3024, 3240, 3360, 3402, 3764, 3780, 3888, 4320, 4536, 4705, 4860, 5040, 5646, 5670, 6048, 6480, 6587, 6804, 7528, 7560, 7776, 8469, 8505, 9072, 9410, 9720, 10080, 11292, 11340, 12960, 13174, 13608, 14115, 15056, 15120, 16938, 17010, 18144, 18820, 19440, 19761, 22584, 22680, 25407, 26348, 27216, 28230, 30112, 30240, 32935, 33876, 34020, 37640, 38880, 39522, 42345, 45168, 45360, 50814, 52696, 54432, 56460, 59283, 65870, 67752, 68040, 75280, 76221, 79044, 84690, 90336, 90720, 98805, 101628, 105392, 112920, 118566, 127035, 131740, 135504, 136080, 150560, 152442, 158088, 169380, 177849, 197610, 203256, 210784, 225840, 228663, 237132, 254070, 263480, 271008, 272160, 296415, 304884, 316176, 338760, 355698, 381105, 395220, 406512, 451680, 457326, 474264, 508140, 526960, 533547, 592830, 609768, 632352, 677520, 711396, 762210, 790440, 813024, 889245, 914652, 948528, 1016280, 1053920, 1067094, 1143315, 1185660, 1219536, 1355040, 1422792, 1524420, 1580880, 1600641, 1778490, 1829304, 1897056, 2032560, 2134188, 2286630, 2371320, 2439072, 2667735, 2845584, 3048840, 3161760, 3201282, 3556980, 3658608, 4065120, 4268376, 4573260, 4742640, 5335470, 5691168, 6097680, 6402564, 7113960, 7317216, 8003205, 8536752, 9146520, 9485280, 10670940, 12195360, 12805128, 14227920, 16006410, 17073504, 18293040, 21341880, 25610256, 28455840, 32012820, 36586080, 42683760, 51220512, 64025640, 85367520, 128051280, 256102560]

約数ペア:

[(1, 256102560), (2, 128051280), (3, 85367520), (4, 64025640), (5, 51220512), (6, 42683760), (7, 36586080), (8, 32012820), (9, 28455840), (10, 25610256), (12, 21341880), (14, 18293040), (15, 17073504), (16, 16006410), (18, 14227920), (20, 12805128), (21, 12195360), (24, 10670940), (27, 9485280), (28, 9146520), (30, 8536752), (32, 8003205), (35, 7317216), (36, 7113960), (40, 6402564), (42, 6097680), (45, 5691168), (48, 5335470), (54, 4742640), (56, 4573260), (60, 4268376), (63, 4065120), (70, 3658608), (72, 3556980), (80, 3201282), (81, 3161760), (84, 3048840), (90, 2845584), (96, 2667735), (105, 2439072), (108, 2371320), (112, 2286630), (120, 2134188), (126, 2032560), (135, 1897056), (140, 1829304), (144, 1778490), (160, 1600641), (162, 1580880), (168, 1524420), (180, 1422792), (189, 1355040), (210, 1219536), (216, 1185660), (224, 1143315), (240, 1067094), (243, 1053920), (252, 1016280), (270, 948528), (280, 914652), (288, 889245), (315, 813024), (324, 790440), (336, 762210), (360, 711396), (378, 677520), (405, 632352), (420, 609768), (432, 592830), (480, 533547), (486, 526960), (504, 508140), (540, 474264), (560, 457326), (567, 451680), (630, 406512), (648, 395220), (672, 381105), (720, 355698), (756, 338760), (810, 316176), (840, 304884), (864, 296415), (941, 272160), (945, 271008), (972, 263480), (1008, 254070), (1080, 237132), (1120, 228663), (1134, 225840), (1215, 210784), (1260, 203256), (1296, 197610), (1440, 177849), (1512, 169380), (1620, 158088), (1680, 152442), (1701, 150560), (1882, 136080), (1890, 135504), (1944, 131740), (2016, 127035), (2160, 118566), (2268, 112920), (2430, 105392), (2520, 101628), (2592, 98805), (2823, 90720), (2835, 90336), (3024, 84690), (3240, 79044), (3360, 76221), (3402, 75280), (3764, 68040), (3780, 67752), (3888, 65870), (4320, 59283), (4536, 56460), (4705, 54432), (4860, 52696), (5040, 50814), (5646, 45360), (5670, 45168), (6048, 42345), (6480, 39522), (6587, 38880), (6804, 37640), (7528, 34020), (7560, 33876), (7776, 32935), (8469, 30240), (8505, 30112), (9072, 28230), (9410, 27216), (9720, 26348), (10080, 25407), (11292, 22680), (11340, 22584), (12960, 19761), (13174, 19440), (13608, 18820), (14115, 18144), (15056, 17010), (15120, 16938)]