220591728

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:661

約数の個数: 240

約数和(自身を含む): 781155360

約数和(自身を除く): 560563632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 34, 36, 42, 48, 49, 51, 54, 56, 63, 68, 72, 84, 98, 102, 108, 112, 119, 126, 136, 144, 147, 153, 168, 189, 196, 204, 216, 238, 252, 272, 294, 306, 336, 357, 378, 392, 408, 432, 441, 459, 476, 504, 588, 612, 613, 714, 756, 784, 816, 833, 882, 918, 952, 1008, 1071, 1176, 1224, 1226, 1323, 1428, 1512, 1666, 1764, 1836, 1839, 1904, 2142, 2352, 2448, 2452, 2499, 2646, 2856, 3024, 3213, 3332, 3528, 3672, 3678, 4284, 4291, 4904, 4998, 5292, 5517, 5712, 6426, 6664, 7056, 7344, 7356, 7497, 8568, 8582, 9808, 9996, 10421, 10584, 11034, 12852, 12873, 13328, 14712, 14994, 16551, 17136, 17164, 19992, 20842, 21168, 22068, 22491, 25704, 25746, 29424, 29988, 30037, 31263, 33102, 34328, 38619, 39984, 41684, 44136, 44982, 51408, 51492, 59976, 60074, 62526, 66204, 68656, 72947, 77238, 83368, 88272, 89964, 90111, 93789, 102984, 115857, 119952, 120148, 125052, 132408, 145894, 154476, 166736, 179928, 180222, 187578, 205968, 218841, 231714, 240296, 250104, 264816, 270333, 281367, 291788, 308952, 359856, 360444, 375156, 437682, 463428, 480592, 500208, 510629, 540666, 562734, 583576, 617904, 656523, 720888, 750312, 810999, 875364, 926856, 1021258, 1081332, 1125468, 1167152, 1313046, 1441776, 1500624, 1531887, 1621998, 1750728, 1853712, 1969569, 2042516, 2162664, 2250936, 2626092, 3063774, 3243996, 3501456, 3939138, 4085032, 4325328, 4501872, 4595661, 5252184, 6127548, 6487992, 7878276, 8170064, 9191322, 10504368, 12255096, 12975984, 13786983, 15756552, 18382644, 24510192, 27573966, 31513104, 36765288, 55147932, 73530576, 110295864, 220591728]

約数ペア:

[(1, 220591728), (2, 110295864), (3, 73530576), (4, 55147932), (6, 36765288), (7, 31513104), (8, 27573966), (9, 24510192), (12, 18382644), (14, 15756552), (16, 13786983), (17, 12975984), (18, 12255096), (21, 10504368), (24, 9191322), (27, 8170064), (28, 7878276), (34, 6487992), (36, 6127548), (42, 5252184), (48, 4595661), (49, 4501872), (51, 4325328), (54, 4085032), (56, 3939138), (63, 3501456), (68, 3243996), (72, 3063774), (84, 2626092), (98, 2250936), (102, 2162664), (108, 2042516), (112, 1969569), (119, 1853712), (126, 1750728), (136, 1621998), (144, 1531887), (147, 1500624), (153, 1441776), (168, 1313046), (189, 1167152), (196, 1125468), (204, 1081332), (216, 1021258), (238, 926856), (252, 875364), (272, 810999), (294, 750312), (306, 720888), (336, 656523), (357, 617904), (378, 583576), (392, 562734), (408, 540666), (432, 510629), (441, 500208), (459, 480592), (476, 463428), (504, 437682), (588, 375156), (612, 360444), (613, 359856), (714, 308952), (756, 291788), (784, 281367), (816, 270333), (833, 264816), (882, 250104), (918, 240296), (952, 231714), (1008, 218841), (1071, 205968), (1176, 187578), (1224, 180222), (1226, 179928), (1323, 166736), (1428, 154476), (1512, 145894), (1666, 132408), (1764, 125052), (1836, 120148), (1839, 119952), (1904, 115857), (2142, 102984), (2352, 93789), (2448, 90111), (2452, 89964), (2499, 88272), (2646, 83368), (2856, 77238), (3024, 72947), (3213, 68656), (3332, 66204), (3528, 62526), (3672, 60074), (3678, 59976), (4284, 51492), (4291, 51408), (4904, 44982), (4998, 44136), (5292, 41684), (5517, 39984), (5712, 38619), (6426, 34328), (6664, 33102), (7056, 31263), (7344, 30037), (7356, 29988), (7497, 29424), (8568, 25746), (8582, 25704), (9808, 22491), (9996, 22068), (10421, 21168), (10584, 20842), (11034, 19992), (12852, 17164), (12873, 17136), (13328, 16551), (14712, 14994)]