31120128

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1074

約数の個数: 108

約数和(自身を含む): 96722080

約数和(自身を除く): 65601952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1039, 1152, 1248, 1664, 1872, 2078, 2304, 2496, 3117, 3328, 3744, 4156, 4992, 6234, 7488, 8312, 9351, 9984, 12468, 13507, 14976, 16624, 18702, 24936, 27014, 29952, 33248, 37404, 40521, 49872, 54028, 66496, 74808, 81042, 99744, 108056, 121563, 132992, 149616, 162084, 199488, 216112, 243126, 265984, 299232, 324168, 398976, 432224, 486252, 598464, 648336, 797952, 864448, 972504, 1196928, 1296672, 1728896, 1945008, 2393856, 2593344, 3457792, 3890016, 5186688, 7780032, 10373376, 15560064, 31120128]

約数ペア:

[(1, 31120128), (2, 15560064), (3, 10373376), (4, 7780032), (6, 5186688), (8, 3890016), (9, 3457792), (12, 2593344), (13, 2393856), (16, 1945008), (18, 1728896), (24, 1296672), (26, 1196928), (32, 972504), (36, 864448), (39, 797952), (48, 648336), (52, 598464), (64, 486252), (72, 432224), (78, 398976), (96, 324168), (104, 299232), (117, 265984), (128, 243126), (144, 216112), (156, 199488), (192, 162084), (208, 149616), (234, 132992), (256, 121563), (288, 108056), (312, 99744), (384, 81042), (416, 74808), (468, 66496), (576, 54028), (624, 49872), (768, 40521), (832, 37404), (936, 33248), (1039, 29952), (1152, 27014), (1248, 24936), (1664, 18702), (1872, 16624), (2078, 14976), (2304, 13507), (2496, 12468), (3117, 9984), (3328, 9351), (3744, 8312), (4156, 7488), (4992, 6234)]