280804572

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 838760832

約数和(自身を除く): 557956260

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 31, 34, 36, 38, 41, 51, 57, 62, 68, 76, 82, 93, 102, 114, 123, 124, 153, 164, 171, 186, 204, 228, 246, 279, 306, 323, 342, 361, 369, 372, 492, 527, 558, 589, 612, 646, 684, 697, 722, 738, 779, 969, 1054, 1083, 1116, 1178, 1271, 1292, 1394, 1444, 1476, 1558, 1581, 1767, 1938, 2091, 2108, 2166, 2337, 2356, 2542, 2788, 2907, 3116, 3162, 3249, 3534, 3813, 3876, 4182, 4332, 4674, 4743, 5084, 5301, 5814, 6137, 6273, 6324, 6498, 7011, 7068, 7626, 8364, 9348, 9486, 10013, 10602, 11191, 11439, 11628, 12274, 12546, 12996, 13243, 14022, 14801, 15252, 18411, 18972, 20026, 21204, 21607, 22382, 22878, 24149, 24548, 25092, 26486, 28044, 29602, 30039, 33573, 36822, 39729, 40052, 43214, 44403, 44764, 45756, 48298, 52972, 55233, 59204, 60078, 64821, 67146, 72447, 73644, 79458, 86428, 88806, 90117, 96596, 100719, 110466, 119187, 120156, 129642, 133209, 134292, 144894, 158916, 177612, 180234, 190247, 194463, 201438, 217341, 220932, 238374, 251617, 259284, 266418, 289788, 360468, 380494, 388926, 402876, 410533, 434682, 458831, 476748, 503234, 532836, 570741, 754851, 760988, 777852, 821066, 869364, 917662, 1006468, 1141482, 1231599, 1376493, 1509702, 1642132, 1712223, 1835324, 2264553, 2282964, 2463198, 2752986, 3019404, 3424446, 3694797, 4129479, 4529106, 4926396, 5505972, 6848892, 7389594, 7800127, 8258958, 9058212, 14779188, 15600254, 16517916, 23400381, 31200508, 46800762, 70201143, 93601524, 140402286, 280804572]

約数ペア:

[(1, 280804572), (2, 140402286), (3, 93601524), (4, 70201143), (6, 46800762), (9, 31200508), (12, 23400381), (17, 16517916), (18, 15600254), (19, 14779188), (31, 9058212), (34, 8258958), (36, 7800127), (38, 7389594), (41, 6848892), (51, 5505972), (57, 4926396), (62, 4529106), (68, 4129479), (76, 3694797), (82, 3424446), (93, 3019404), (102, 2752986), (114, 2463198), (123, 2282964), (124, 2264553), (153, 1835324), (164, 1712223), (171, 1642132), (186, 1509702), (204, 1376493), (228, 1231599), (246, 1141482), (279, 1006468), (306, 917662), (323, 869364), (342, 821066), (361, 777852), (369, 760988), (372, 754851), (492, 570741), (527, 532836), (558, 503234), (589, 476748), (612, 458831), (646, 434682), (684, 410533), (697, 402876), (722, 388926), (738, 380494), (779, 360468), (969, 289788), (1054, 266418), (1083, 259284), (1116, 251617), (1178, 238374), (1271, 220932), (1292, 217341), (1394, 201438), (1444, 194463), (1476, 190247), (1558, 180234), (1581, 177612), (1767, 158916), (1938, 144894), (2091, 134292), (2108, 133209), (2166, 129642), (2337, 120156), (2356, 119187), (2542, 110466), (2788, 100719), (2907, 96596), (3116, 90117), (3162, 88806), (3249, 86428), (3534, 79458), (3813, 73644), (3876, 72447), (4182, 67146), (4332, 64821), (4674, 60078), (4743, 59204), (5084, 55233), (5301, 52972), (5814, 48298), (6137, 45756), (6273, 44764), (6324, 44403), (6498, 43214), (7011, 40052), (7068, 39729), (7626, 36822), (8364, 33573), (9348, 30039), (9486, 29602), (10013, 28044), (10602, 26486), (11191, 25092), (11439, 24548), (11628, 24149), (12274, 22878), (12546, 22382), (12996, 21607), (13243, 21204), (14022, 20026), (14801, 18972), (15252, 18411)]