67800320

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 201325824

約数和(自身を除く): 133525504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 49, 56, 64, 70, 80, 92, 94, 98, 112, 115, 128, 140, 160, 161, 184, 188, 196, 224, 230, 235, 245, 256, 280, 320, 322, 329, 368, 376, 392, 448, 460, 470, 490, 560, 640, 644, 658, 736, 752, 784, 805, 896, 920, 940, 980, 1081, 1120, 1127, 1280, 1288, 1316, 1472, 1504, 1568, 1610, 1645, 1792, 1840, 1880, 1960, 2162, 2240, 2254, 2303, 2576, 2632, 2944, 3008, 3136, 3220, 3290, 3680, 3760, 3920, 4324, 4480, 4508, 4606, 5152, 5264, 5405, 5635, 5888, 6016, 6272, 6440, 6580, 7360, 7520, 7567, 7840, 8648, 8960, 9016, 9212, 10304, 10528, 10810, 11270, 11515, 12032, 12544, 12880, 13160, 14720, 15040, 15134, 15680, 17296, 18032, 18424, 20608, 21056, 21620, 22540, 23030, 25760, 26320, 29440, 30080, 30268, 31360, 34592, 36064, 36848, 37835, 41216, 42112, 43240, 45080, 46060, 51520, 52640, 52969, 60160, 60536, 62720, 69184, 72128, 73696, 75670, 84224, 86480, 90160, 92120, 103040, 105280, 105938, 121072, 138368, 144256, 147392, 151340, 172960, 180320, 184240, 206080, 210560, 211876, 242144, 264845, 276736, 288512, 294784, 302680, 345920, 360640, 368480, 421120, 423752, 484288, 529690, 589568, 605360, 691840, 721280, 736960, 847504, 968576, 1059380, 1210720, 1383680, 1442560, 1473920, 1695008, 1937152, 2118760, 2421440, 2947840, 3390016, 4237520, 4842880, 6780032, 8475040, 9685760, 13560064, 16950080, 33900160, 67800320]

約数ペア:

[(1, 67800320), (2, 33900160), (4, 16950080), (5, 13560064), (7, 9685760), (8, 8475040), (10, 6780032), (14, 4842880), (16, 4237520), (20, 3390016), (23, 2947840), (28, 2421440), (32, 2118760), (35, 1937152), (40, 1695008), (46, 1473920), (47, 1442560), (49, 1383680), (56, 1210720), (64, 1059380), (70, 968576), (80, 847504), (92, 736960), (94, 721280), (98, 691840), (112, 605360), (115, 589568), (128, 529690), (140, 484288), (160, 423752), (161, 421120), (184, 368480), (188, 360640), (196, 345920), (224, 302680), (230, 294784), (235, 288512), (245, 276736), (256, 264845), (280, 242144), (320, 211876), (322, 210560), (329, 206080), (368, 184240), (376, 180320), (392, 172960), (448, 151340), (460, 147392), (470, 144256), (490, 138368), (560, 121072), (640, 105938), (644, 105280), (658, 103040), (736, 92120), (752, 90160), (784, 86480), (805, 84224), (896, 75670), (920, 73696), (940, 72128), (980, 69184), (1081, 62720), (1120, 60536), (1127, 60160), (1280, 52969), (1288, 52640), (1316, 51520), (1472, 46060), (1504, 45080), (1568, 43240), (1610, 42112), (1645, 41216), (1792, 37835), (1840, 36848), (1880, 36064), (1960, 34592), (2162, 31360), (2240, 30268), (2254, 30080), (2303, 29440), (2576, 26320), (2632, 25760), (2944, 23030), (3008, 22540), (3136, 21620), (3220, 21056), (3290, 20608), (3680, 18424), (3760, 18032), (3920, 17296), (4324, 15680), (4480, 15134), (4508, 15040), (4606, 14720), (5152, 13160), (5264, 12880), (5405, 12544), (5635, 12032), (5888, 11515), (6016, 11270), (6272, 10810), (6440, 10528), (6580, 10304), (7360, 9212), (7520, 9016), (7567, 8960), (7840, 8648)]