420121728

素因数分解:

$2^7\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1081

約数の個数: 192

約数和(自身を含む): 1351459200

約数和(自身を除く): 931337472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 243, 288, 312, 324, 351, 384, 416, 432, 468, 486, 576, 624, 648, 702, 832, 864, 936, 972, 1039, 1053, 1152, 1248, 1296, 1404, 1664, 1728, 1872, 1944, 2078, 2106, 2496, 2592, 2808, 3117, 3159, 3456, 3744, 3888, 4156, 4212, 4992, 5184, 5616, 6234, 6318, 7488, 7776, 8312, 8424, 9351, 10368, 11232, 12468, 12636, 13507, 14976, 15552, 16624, 16848, 18702, 22464, 24936, 25272, 27014, 28053, 31104, 33248, 33696, 37404, 40521, 44928, 49872, 50544, 54028, 56106, 66496, 67392, 74808, 81042, 84159, 99744, 101088, 108056, 112212, 121563, 132992, 134784, 149616, 162084, 168318, 199488, 202176, 216112, 224424, 243126, 252477, 299232, 324168, 336636, 364689, 398976, 404352, 432224, 448848, 486252, 504954, 598464, 648336, 673272, 729378, 864448, 897696, 972504, 1009908, 1094067, 1196928, 1296672, 1346544, 1458756, 1728896, 1795392, 1945008, 2019816, 2188134, 2593344, 2693088, 2917512, 3282201, 3590784, 3890016, 4039632, 4376268, 5186688, 5386176, 5835024, 6564402, 7780032, 8079264, 8752536, 10772352, 11670048, 13128804, 15560064, 16158528, 17505072, 23340096, 26257608, 32317056, 35010144, 46680192, 52515216, 70020288, 105030432, 140040576, 210060864, 420121728]

約数ペア:

[(1, 420121728), (2, 210060864), (3, 140040576), (4, 105030432), (6, 70020288), (8, 52515216), (9, 46680192), (12, 35010144), (13, 32317056), (16, 26257608), (18, 23340096), (24, 17505072), (26, 16158528), (27, 15560064), (32, 13128804), (36, 11670048), (39, 10772352), (48, 8752536), (52, 8079264), (54, 7780032), (64, 6564402), (72, 5835024), (78, 5386176), (81, 5186688), (96, 4376268), (104, 4039632), (108, 3890016), (117, 3590784), (128, 3282201), (144, 2917512), (156, 2693088), (162, 2593344), (192, 2188134), (208, 2019816), (216, 1945008), (234, 1795392), (243, 1728896), (288, 1458756), (312, 1346544), (324, 1296672), (351, 1196928), (384, 1094067), (416, 1009908), (432, 972504), (468, 897696), (486, 864448), (576, 729378), (624, 673272), (648, 648336), (702, 598464), (832, 504954), (864, 486252), (936, 448848), (972, 432224), (1039, 404352), (1053, 398976), (1152, 364689), (1248, 336636), (1296, 324168), (1404, 299232), (1664, 252477), (1728, 243126), (1872, 224424), (1944, 216112), (2078, 202176), (2106, 199488), (2496, 168318), (2592, 162084), (2808, 149616), (3117, 134784), (3159, 132992), (3456, 121563), (3744, 112212), (3888, 108056), (4156, 101088), (4212, 99744), (4992, 84159), (5184, 81042), (5616, 74808), (6234, 67392), (6318, 66496), (7488, 56106), (7776, 54028), (8312, 50544), (8424, 49872), (9351, 44928), (10368, 40521), (11232, 37404), (12468, 33696), (12636, 33248), (13507, 31104), (14976, 28053), (15552, 27014), (16624, 25272), (16848, 24936), (18702, 22464)]