255531456

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 224

約数和(自身を含む): 813612800

約数和(自身を除く): 558081344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 43, 48, 54, 57, 64, 72, 76, 86, 96, 108, 114, 129, 144, 152, 171, 172, 181, 192, 216, 228, 258, 288, 304, 342, 344, 362, 387, 432, 456, 513, 516, 543, 576, 608, 684, 688, 724, 774, 817, 864, 912, 1026, 1032, 1086, 1161, 1216, 1368, 1376, 1448, 1548, 1629, 1634, 1728, 1824, 2052, 2064, 2172, 2322, 2451, 2736, 2752, 2896, 3096, 3258, 3268, 3439, 3648, 4104, 4128, 4344, 4644, 4887, 4902, 5472, 5792, 6192, 6516, 6536, 6878, 7353, 7783, 8208, 8256, 8688, 9288, 9774, 9804, 10317, 10944, 11584, 12384, 13032, 13072, 13756, 14706, 15566, 16416, 17376, 18576, 19548, 19608, 20634, 22059, 23349, 24768, 26064, 26144, 27512, 29412, 30951, 31132, 32832, 34752, 37152, 39096, 39216, 41268, 44118, 46698, 52128, 52288, 55024, 58824, 61902, 62264, 70047, 74304, 78192, 78432, 82536, 88236, 92853, 93396, 104256, 110048, 117648, 123804, 124528, 140094, 147877, 156384, 156864, 165072, 176472, 185706, 186792, 210141, 220096, 235296, 247608, 249056, 280188, 295754, 312768, 330144, 352944, 371412, 373584, 420282, 443631, 470592, 495216, 498112, 560376, 591508, 660288, 705888, 742824, 747168, 840564, 887262, 990432, 1120752, 1183016, 1330893, 1411776, 1485648, 1494336, 1681128, 1774524, 1980864, 2241504, 2366032, 2661786, 2971296, 3362256, 3549048, 3992679, 4483008, 4732064, 5323572, 5942592, 6724512, 7098096, 7985358, 9464128, 10647144, 13449024, 14196192, 15970716, 21294288, 28392384, 31941432, 42588576, 63882864, 85177152, 127765728, 255531456]

約数ペア:

[(1, 255531456), (2, 127765728), (3, 85177152), (4, 63882864), (6, 42588576), (8, 31941432), (9, 28392384), (12, 21294288), (16, 15970716), (18, 14196192), (19, 13449024), (24, 10647144), (27, 9464128), (32, 7985358), (36, 7098096), (38, 6724512), (43, 5942592), (48, 5323572), (54, 4732064), (57, 4483008), (64, 3992679), (72, 3549048), (76, 3362256), (86, 2971296), (96, 2661786), (108, 2366032), (114, 2241504), (129, 1980864), (144, 1774524), (152, 1681128), (171, 1494336), (172, 1485648), (181, 1411776), (192, 1330893), (216, 1183016), (228, 1120752), (258, 990432), (288, 887262), (304, 840564), (342, 747168), (344, 742824), (362, 705888), (387, 660288), (432, 591508), (456, 560376), (513, 498112), (516, 495216), (543, 470592), (576, 443631), (608, 420282), (684, 373584), (688, 371412), (724, 352944), (774, 330144), (817, 312768), (864, 295754), (912, 280188), (1026, 249056), (1032, 247608), (1086, 235296), (1161, 220096), (1216, 210141), (1368, 186792), (1376, 185706), (1448, 176472), (1548, 165072), (1629, 156864), (1634, 156384), (1728, 147877), (1824, 140094), (2052, 124528), (2064, 123804), (2172, 117648), (2322, 110048), (2451, 104256), (2736, 93396), (2752, 92853), (2896, 88236), (3096, 82536), (3258, 78432), (3268, 78192), (3439, 74304), (3648, 70047), (4104, 62264), (4128, 61902), (4344, 58824), (4644, 55024), (4887, 52288), (4902, 52128), (5472, 46698), (5792, 44118), (6192, 41268), (6516, 39216), (6536, 39096), (6878, 37152), (7353, 34752), (7783, 32832), (8208, 31132), (8256, 30951), (8688, 29412), (9288, 27512), (9774, 26144), (9804, 26064), (10317, 24768), (10944, 23349), (11584, 22059), (12384, 20634), (13032, 19608), (13072, 19548), (13756, 18576), (14706, 17376), (15566, 16416)]