217621728

素因数分解:

$2^5\times 3^4\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:878

約数の個数: 120

約数和(自身を含む): 646552368

約数和(自身を除く): 428930640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 113, 144, 162, 216, 226, 288, 324, 339, 432, 452, 648, 678, 743, 864, 904, 1017, 1296, 1356, 1486, 1808, 2034, 2229, 2592, 2712, 2972, 3051, 3616, 4068, 4458, 5424, 5944, 6102, 6687, 8136, 8916, 9153, 10848, 11888, 12204, 13374, 16272, 17832, 18306, 20061, 23776, 24408, 26748, 32544, 35664, 36612, 40122, 48816, 53496, 60183, 71328, 73224, 80244, 83959, 97632, 106992, 120366, 146448, 160488, 167918, 213984, 240732, 251877, 292896, 320976, 335836, 481464, 503754, 641952, 671672, 755631, 962928, 1007508, 1343344, 1511262, 1925856, 2015016, 2266893, 2686688, 3022524, 4030032, 4533786, 6045048, 6800679, 8060064, 9067572, 12090096, 13601358, 18135144, 24180192, 27202716, 36270288, 54405432, 72540576, 108810864, 217621728]

約数ペア:

[(1, 217621728), (2, 108810864), (3, 72540576), (4, 54405432), (6, 36270288), (8, 27202716), (9, 24180192), (12, 18135144), (16, 13601358), (18, 12090096), (24, 9067572), (27, 8060064), (32, 6800679), (36, 6045048), (48, 4533786), (54, 4030032), (72, 3022524), (81, 2686688), (96, 2266893), (108, 2015016), (113, 1925856), (144, 1511262), (162, 1343344), (216, 1007508), (226, 962928), (288, 755631), (324, 671672), (339, 641952), (432, 503754), (452, 481464), (648, 335836), (678, 320976), (743, 292896), (864, 251877), (904, 240732), (1017, 213984), (1296, 167918), (1356, 160488), (1486, 146448), (1808, 120366), (2034, 106992), (2229, 97632), (2592, 83959), (2712, 80244), (2972, 73224), (3051, 71328), (3616, 60183), (4068, 53496), (4458, 48816), (5424, 40122), (5944, 36612), (6102, 35664), (6687, 32544), (8136, 26748), (8916, 24408), (9153, 23776), (10848, 20061), (11888, 18306), (12204, 17832), (13374, 16272)]