280977120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:554

約数の個数: 192

約数和(自身を含む): 991448640

約数和(自身を除く): 710471520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 193, 216, 240, 270, 288, 337, 360, 386, 432, 480, 540, 579, 674, 720, 772, 864, 965, 1011, 1080, 1158, 1348, 1440, 1544, 1685, 1737, 1930, 2022, 2160, 2316, 2696, 2895, 3033, 3088, 3370, 3474, 3860, 4044, 4320, 4632, 5055, 5211, 5392, 5790, 6066, 6176, 6740, 6948, 7720, 8088, 8685, 9099, 9264, 10110, 10422, 10784, 11580, 12132, 13480, 13896, 15165, 15440, 16176, 17370, 18198, 18528, 20220, 20844, 23160, 24264, 26055, 26960, 27792, 30330, 30880, 32352, 34740, 36396, 40440, 41688, 45495, 46320, 48528, 52110, 53920, 55584, 60660, 65041, 69480, 72792, 80880, 83376, 90990, 92640, 97056, 104220, 121320, 130082, 138960, 145584, 161760, 166752, 181980, 195123, 208440, 242640, 260164, 277920, 291168, 325205, 363960, 390246, 416880, 485280, 520328, 585369, 650410, 727920, 780492, 833760, 975615, 1040656, 1170738, 1300820, 1455840, 1560984, 1756107, 1951230, 2081312, 2341476, 2601640, 2926845, 3121968, 3512214, 3902460, 4682952, 5203280, 5853690, 6243936, 7024428, 7804920, 8780535, 9365904, 10406560, 11707380, 14048856, 15609840, 17561070, 18731808, 23414760, 28097712, 31219680, 35122140, 46829520, 56195424, 70244280, 93659040, 140488560, 280977120]

約数ペア:

[(1, 280977120), (2, 140488560), (3, 93659040), (4, 70244280), (5, 56195424), (6, 46829520), (8, 35122140), (9, 31219680), (10, 28097712), (12, 23414760), (15, 18731808), (16, 17561070), (18, 15609840), (20, 14048856), (24, 11707380), (27, 10406560), (30, 9365904), (32, 8780535), (36, 7804920), (40, 7024428), (45, 6243936), (48, 5853690), (54, 5203280), (60, 4682952), (72, 3902460), (80, 3512214), (90, 3121968), (96, 2926845), (108, 2601640), (120, 2341476), (135, 2081312), (144, 1951230), (160, 1756107), (180, 1560984), (193, 1455840), (216, 1300820), (240, 1170738), (270, 1040656), (288, 975615), (337, 833760), (360, 780492), (386, 727920), (432, 650410), (480, 585369), (540, 520328), (579, 485280), (674, 416880), (720, 390246), (772, 363960), (864, 325205), (965, 291168), (1011, 277920), (1080, 260164), (1158, 242640), (1348, 208440), (1440, 195123), (1544, 181980), (1685, 166752), (1737, 161760), (1930, 145584), (2022, 138960), (2160, 130082), (2316, 121320), (2696, 104220), (2895, 97056), (3033, 92640), (3088, 90990), (3370, 83376), (3474, 80880), (3860, 72792), (4044, 69480), (4320, 65041), (4632, 60660), (5055, 55584), (5211, 53920), (5392, 52110), (5790, 48528), (6066, 46320), (6176, 45495), (6740, 41688), (6948, 40440), (7720, 36396), (8088, 34740), (8685, 32352), (9099, 30880), (9264, 30330), (10110, 27792), (10422, 26960), (10784, 26055), (11580, 24264), (12132, 23160), (13480, 20844), (13896, 20220), (15165, 18528), (15440, 18198), (16176, 17370)]