65857680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 257662080

約数和(自身を除く): 191804400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 73, 80, 84, 90, 105, 112, 120, 126, 140, 144, 146, 168, 179, 180, 210, 219, 240, 252, 280, 292, 315, 336, 358, 360, 365, 420, 438, 504, 511, 537, 560, 584, 630, 657, 716, 720, 730, 840, 876, 895, 1008, 1022, 1074, 1095, 1168, 1253, 1260, 1314, 1432, 1460, 1533, 1611, 1680, 1752, 1790, 2044, 2148, 2190, 2506, 2520, 2555, 2628, 2685, 2864, 2920, 3066, 3222, 3285, 3504, 3580, 3759, 4088, 4296, 4380, 4599, 5012, 5040, 5110, 5256, 5370, 5840, 6132, 6265, 6444, 6570, 7160, 7518, 7665, 8055, 8176, 8592, 8760, 9198, 10024, 10220, 10512, 10740, 11277, 12264, 12530, 12888, 13067, 13140, 14320, 15036, 15330, 16110, 17520, 18396, 18795, 20048, 20440, 21480, 22554, 22995, 24528, 25060, 25776, 26134, 26280, 30072, 30660, 32220, 36792, 37590, 39201, 40880, 42960, 45108, 45990, 50120, 52268, 52560, 56385, 60144, 61320, 64440, 65335, 73584, 75180, 78402, 90216, 91469, 91980, 100240, 104536, 112770, 117603, 122640, 128880, 130670, 150360, 156804, 180432, 182938, 183960, 196005, 209072, 225540, 235206, 261340, 274407, 300720, 313608, 365876, 367920, 392010, 451080, 457345, 470412, 522680, 548814, 588015, 627216, 731752, 784020, 823221, 902160, 914690, 940824, 1045360, 1097628, 1176030, 1372035, 1463504, 1568040, 1646442, 1829380, 1881648, 2195256, 2352060, 2744070, 3136080, 3292884, 3658760, 4116105, 4390512, 4704120, 5488140, 6585768, 7317520, 8232210, 9408240, 10976280, 13171536, 16464420, 21952560, 32928840, 65857680]

約数ペア:

[(1, 65857680), (2, 32928840), (3, 21952560), (4, 16464420), (5, 13171536), (6, 10976280), (7, 9408240), (8, 8232210), (9, 7317520), (10, 6585768), (12, 5488140), (14, 4704120), (15, 4390512), (16, 4116105), (18, 3658760), (20, 3292884), (21, 3136080), (24, 2744070), (28, 2352060), (30, 2195256), (35, 1881648), (36, 1829380), (40, 1646442), (42, 1568040), (45, 1463504), (48, 1372035), (56, 1176030), (60, 1097628), (63, 1045360), (70, 940824), (72, 914690), (73, 902160), (80, 823221), (84, 784020), (90, 731752), (105, 627216), (112, 588015), (120, 548814), (126, 522680), (140, 470412), (144, 457345), (146, 451080), (168, 392010), (179, 367920), (180, 365876), (210, 313608), (219, 300720), (240, 274407), (252, 261340), (280, 235206), (292, 225540), (315, 209072), (336, 196005), (358, 183960), (360, 182938), (365, 180432), (420, 156804), (438, 150360), (504, 130670), (511, 128880), (537, 122640), (560, 117603), (584, 112770), (630, 104536), (657, 100240), (716, 91980), (720, 91469), (730, 90216), (840, 78402), (876, 75180), (895, 73584), (1008, 65335), (1022, 64440), (1074, 61320), (1095, 60144), (1168, 56385), (1253, 52560), (1260, 52268), (1314, 50120), (1432, 45990), (1460, 45108), (1533, 42960), (1611, 40880), (1680, 39201), (1752, 37590), (1790, 36792), (2044, 32220), (2148, 30660), (2190, 30072), (2506, 26280), (2520, 26134), (2555, 25776), (2628, 25060), (2685, 24528), (2864, 22995), (2920, 22554), (3066, 21480), (3222, 20440), (3285, 20048), (3504, 18795), (3580, 18396), (3759, 17520), (4088, 16110), (4296, 15330), (4380, 15036), (4599, 14320), (5012, 13140), (5040, 13067), (5110, 12888), (5256, 12530), (5370, 12264), (5840, 11277), (6132, 10740), (6265, 10512), (6444, 10220), (6570, 10024), (7160, 9198), (7518, 8760), (7665, 8592), (8055, 8176)]