204415488

素因数分解:

$2^9\times 3^5\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 240

約数和(自身を含む): 643458816

約数和(自身を除く): 439043328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 53, 54, 62, 64, 72, 81, 93, 96, 106, 108, 124, 128, 144, 159, 162, 186, 192, 212, 216, 243, 248, 256, 279, 288, 318, 324, 372, 384, 424, 432, 477, 486, 496, 512, 558, 576, 636, 648, 744, 768, 837, 848, 864, 954, 972, 992, 1116, 1152, 1272, 1296, 1431, 1488, 1536, 1643, 1674, 1696, 1728, 1908, 1944, 1984, 2232, 2304, 2511, 2544, 2592, 2862, 2976, 3286, 3348, 3392, 3456, 3816, 3888, 3968, 4293, 4464, 4608, 4929, 5022, 5088, 5184, 5724, 5952, 6572, 6696, 6784, 6912, 7533, 7632, 7776, 7936, 8586, 8928, 9858, 10044, 10176, 10368, 11448, 11904, 12879, 13144, 13392, 13568, 13824, 14787, 15066, 15264, 15552, 15872, 17172, 17856, 19716, 20088, 20352, 20736, 22896, 23808, 25758, 26288, 26784, 27136, 29574, 30132, 30528, 31104, 34344, 35712, 39432, 40176, 40704, 41472, 44361, 45792, 47616, 51516, 52576, 53568, 59148, 60264, 61056, 62208, 68688, 71424, 78864, 80352, 81408, 88722, 91584, 103032, 105152, 107136, 118296, 120528, 122112, 124416, 133083, 137376, 142848, 157728, 160704, 177444, 183168, 206064, 210304, 214272, 236592, 241056, 244224, 266166, 274752, 315456, 321408, 354888, 366336, 399249, 412128, 420608, 428544, 473184, 482112, 532332, 549504, 630912, 642816, 709776, 732672, 798498, 824256, 841216, 946368, 964224, 1064664, 1099008, 1261824, 1285632, 1419552, 1596996, 1648512, 1892736, 1928448, 2129328, 2198016, 2523648, 2839104, 3193992, 3297024, 3785472, 3856896, 4258656, 5678208, 6387984, 6594048, 7570944, 8517312, 11356416, 12775968, 17034624, 22712832, 25551936, 34069248, 51103872, 68138496, 102207744, 204415488]

約数ペア:

[(1, 204415488), (2, 102207744), (3, 68138496), (4, 51103872), (6, 34069248), (8, 25551936), (9, 22712832), (12, 17034624), (16, 12775968), (18, 11356416), (24, 8517312), (27, 7570944), (31, 6594048), (32, 6387984), (36, 5678208), (48, 4258656), (53, 3856896), (54, 3785472), (62, 3297024), (64, 3193992), (72, 2839104), (81, 2523648), (93, 2198016), (96, 2129328), (106, 1928448), (108, 1892736), (124, 1648512), (128, 1596996), (144, 1419552), (159, 1285632), (162, 1261824), (186, 1099008), (192, 1064664), (212, 964224), (216, 946368), (243, 841216), (248, 824256), (256, 798498), (279, 732672), (288, 709776), (318, 642816), (324, 630912), (372, 549504), (384, 532332), (424, 482112), (432, 473184), (477, 428544), (486, 420608), (496, 412128), (512, 399249), (558, 366336), (576, 354888), (636, 321408), (648, 315456), (744, 274752), (768, 266166), (837, 244224), (848, 241056), (864, 236592), (954, 214272), (972, 210304), (992, 206064), (1116, 183168), (1152, 177444), (1272, 160704), (1296, 157728), (1431, 142848), (1488, 137376), (1536, 133083), (1643, 124416), (1674, 122112), (1696, 120528), (1728, 118296), (1908, 107136), (1944, 105152), (1984, 103032), (2232, 91584), (2304, 88722), (2511, 81408), (2544, 80352), (2592, 78864), (2862, 71424), (2976, 68688), (3286, 62208), (3348, 61056), (3392, 60264), (3456, 59148), (3816, 53568), (3888, 52576), (3968, 51516), (4293, 47616), (4464, 45792), (4608, 44361), (4929, 41472), (5022, 40704), (5088, 40176), (5184, 39432), (5724, 35712), (5952, 34344), (6572, 31104), (6696, 30528), (6784, 30132), (6912, 29574), (7533, 27136), (7632, 26784), (7776, 26288), (7936, 25758), (8586, 23808), (8928, 22896), (9858, 20736), (10044, 20352), (10176, 20088), (10368, 19716), (11448, 17856), (11904, 17172), (12879, 15872), (13144, 15552), (13392, 15264), (13568, 15066), (13824, 14787)]