256252320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{177953}}^1$

素因数の和:177974

約数の個数: 72

約数和(自身を含む): 874465956

約数和(自身を除く): 618213636

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 177953, 355906, 533859, 711812, 889765, 1067718, 1423624, 1601577, 1779530, 2135436, 2669295, 2847248, 3203154, 3559060, 4270872, 5338590, 5694496, 6406308, 7118120, 8007885, 8541744, 10677180, 12812616, 14236240, 16015770, 17083488, 21354360, 25625232, 28472480, 32031540, 42708720, 51250464, 64063080, 85417440, 128126160, 256252320]

約数ペア:

[(1, 256252320), (2, 128126160), (3, 85417440), (4, 64063080), (5, 51250464), (6, 42708720), (8, 32031540), (9, 28472480), (10, 25625232), (12, 21354360), (15, 17083488), (16, 16015770), (18, 14236240), (20, 12812616), (24, 10677180), (30, 8541744), (32, 8007885), (36, 7118120), (40, 6406308), (45, 5694496), (48, 5338590), (60, 4270872), (72, 3559060), (80, 3203154), (90, 2847248), (96, 2669295), (120, 2135436), (144, 1779530), (160, 1601577), (180, 1423624), (240, 1067718), (288, 889765), (360, 711812), (480, 533859), (720, 355906), (1440, 177953)]