278526960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2953}}^1$

素因数の和:3103

約数の個数: 120

約数和(自身を含む): 942845904

約数和(自身を除く): 664318944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 240, 262, 360, 393, 524, 655, 720, 786, 1048, 1179, 1310, 1572, 1965, 2096, 2358, 2620, 2953, 3144, 3930, 4716, 5240, 5895, 5906, 6288, 7860, 8859, 9432, 10480, 11790, 11812, 14765, 15720, 17718, 18864, 23580, 23624, 26577, 29530, 31440, 35436, 44295, 47160, 47248, 53154, 59060, 70872, 88590, 94320, 106308, 118120, 132885, 141744, 177180, 212616, 236240, 265770, 354360, 386843, 425232, 531540, 708720, 773686, 1063080, 1160529, 1547372, 1934215, 2126160, 2321058, 3094744, 3481587, 3868430, 4642116, 5802645, 6189488, 6963174, 7736860, 9284232, 11605290, 13926348, 15473720, 17407935, 18568464, 23210580, 27852696, 30947440, 34815870, 46421160, 55705392, 69631740, 92842320, 139263480, 278526960]

約数ペア:

[(1, 278526960), (2, 139263480), (3, 92842320), (4, 69631740), (5, 55705392), (6, 46421160), (8, 34815870), (9, 30947440), (10, 27852696), (12, 23210580), (15, 18568464), (16, 17407935), (18, 15473720), (20, 13926348), (24, 11605290), (30, 9284232), (36, 7736860), (40, 6963174), (45, 6189488), (48, 5802645), (60, 4642116), (72, 3868430), (80, 3481587), (90, 3094744), (120, 2321058), (131, 2126160), (144, 1934215), (180, 1547372), (240, 1160529), (262, 1063080), (360, 773686), (393, 708720), (524, 531540), (655, 425232), (720, 386843), (786, 354360), (1048, 265770), (1179, 236240), (1310, 212616), (1572, 177180), (1965, 141744), (2096, 132885), (2358, 118120), (2620, 106308), (2953, 94320), (3144, 88590), (3930, 70872), (4716, 59060), (5240, 53154), (5895, 47248), (5906, 47160), (6288, 44295), (7860, 35436), (8859, 31440), (9432, 29530), (10480, 26577), (11790, 23624), (11812, 23580), (14765, 18864), (15720, 17718)]