255866688

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:683

約数の個数: 280

約数和(自身を含む): 947098944

約数和(自身を除く): 691232256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 81, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 162, 168, 176, 189, 192, 198, 216, 224, 231, 252, 264, 288, 297, 308, 324, 336, 352, 378, 396, 432, 448, 462, 504, 528, 567, 576, 594, 616, 641, 648, 672, 693, 704, 756, 792, 864, 891, 924, 1008, 1056, 1134, 1188, 1232, 1282, 1296, 1344, 1386, 1512, 1584, 1728, 1782, 1848, 1923, 2016, 2079, 2112, 2268, 2376, 2464, 2564, 2592, 2772, 3024, 3168, 3564, 3696, 3846, 4032, 4158, 4487, 4536, 4752, 4928, 5128, 5184, 5544, 5769, 6048, 6237, 6336, 7051, 7128, 7392, 7692, 8316, 8974, 9072, 9504, 10256, 11088, 11538, 12096, 12474, 13461, 14102, 14256, 14784, 15384, 16632, 17307, 17948, 18144, 19008, 20512, 21153, 22176, 23076, 24948, 26922, 28204, 28512, 30768, 33264, 34614, 35896, 36288, 40383, 41024, 42306, 44352, 46152, 49357, 49896, 51921, 53844, 56408, 57024, 61536, 63459, 66528, 69228, 71792, 80766, 84612, 92304, 98714, 99792, 103842, 107688, 112816, 121149, 123072, 126918, 133056, 138456, 143584, 148071, 161532, 169224, 184608, 190377, 197428, 199584, 207684, 215376, 225632, 242298, 253836, 276912, 287168, 296142, 323064, 338448, 363447, 369216, 380754, 394856, 399168, 415368, 430752, 444213, 451264, 484596, 507672, 553824, 571131, 592284, 646128, 676896, 726894, 761508, 789712, 830736, 861504, 888426, 969192, 1015344, 1107648, 1142262, 1184568, 1292256, 1332639, 1353792, 1453788, 1523016, 1579424, 1661472, 1776852, 1938384, 2030688, 2284524, 2369136, 2584512, 2665278, 2907576, 3046032, 3158848, 3322944, 3553704, 3876768, 3997917, 4061376, 4569048, 4738272, 5330556, 5815152, 6092064, 7107408, 7753536, 7995834, 9138096, 9476544, 10661112, 11630304, 12184128, 14214816, 15991668, 18276192, 21322224, 23260608, 28429632, 31983336, 36552384, 42644448, 63966672, 85288896, 127933344, 255866688]

約数ペア:

[(1, 255866688), (2, 127933344), (3, 85288896), (4, 63966672), (6, 42644448), (7, 36552384), (8, 31983336), (9, 28429632), (11, 23260608), (12, 21322224), (14, 18276192), (16, 15991668), (18, 14214816), (21, 12184128), (22, 11630304), (24, 10661112), (27, 9476544), (28, 9138096), (32, 7995834), (33, 7753536), (36, 7107408), (42, 6092064), (44, 5815152), (48, 5330556), (54, 4738272), (56, 4569048), (63, 4061376), (64, 3997917), (66, 3876768), (72, 3553704), (77, 3322944), (81, 3158848), (84, 3046032), (88, 2907576), (96, 2665278), (99, 2584512), (108, 2369136), (112, 2284524), (126, 2030688), (132, 1938384), (144, 1776852), (154, 1661472), (162, 1579424), (168, 1523016), (176, 1453788), (189, 1353792), (192, 1332639), (198, 1292256), (216, 1184568), (224, 1142262), (231, 1107648), (252, 1015344), (264, 969192), (288, 888426), (297, 861504), (308, 830736), (324, 789712), (336, 761508), (352, 726894), (378, 676896), (396, 646128), (432, 592284), (448, 571131), (462, 553824), (504, 507672), (528, 484596), (567, 451264), (576, 444213), (594, 430752), (616, 415368), (641, 399168), (648, 394856), (672, 380754), (693, 369216), (704, 363447), (756, 338448), (792, 323064), (864, 296142), (891, 287168), (924, 276912), (1008, 253836), (1056, 242298), (1134, 225632), (1188, 215376), (1232, 207684), (1282, 199584), (1296, 197428), (1344, 190377), (1386, 184608), (1512, 169224), (1584, 161532), (1728, 148071), (1782, 143584), (1848, 138456), (1923, 133056), (2016, 126918), (2079, 123072), (2112, 121149), (2268, 112816), (2376, 107688), (2464, 103842), (2564, 99792), (2592, 98714), (2772, 92304), (3024, 84612), (3168, 80766), (3564, 71792), (3696, 69228), (3846, 66528), (4032, 63459), (4158, 61536), (4487, 57024), (4536, 56408), (4752, 53844), (4928, 51921), (5128, 49896), (5184, 49357), (5544, 46152), (5769, 44352), (6048, 42306), (6237, 41024), (6336, 40383), (7051, 36288), (7128, 35896), (7392, 34614), (7692, 33264), (8316, 30768), (8974, 28512), (9072, 28204), (9504, 26922), (10256, 24948), (11088, 23076), (11538, 22176), (12096, 21153), (12474, 20512), (13461, 19008), (14102, 18144), (14256, 17948), (14784, 17307), (15384, 16632)]