81634560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{3037}}^1$

素因数の和:3068

約数の個数: 144

約数和(自身を含む): 298064256

約数和(自身を除く): 216429696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3037, 3360, 3840, 4480, 5376, 6074, 6720, 8960, 9111, 12148, 13440, 15185, 18222, 21259, 24296, 26880, 30370, 36444, 42518, 45555, 48592, 60740, 63777, 72888, 85036, 91110, 97184, 106295, 121480, 127554, 145776, 170072, 182220, 194368, 212590, 242960, 255108, 291552, 318885, 340144, 364440, 388736, 425180, 485920, 510216, 583104, 637770, 680288, 728880, 777472, 850360, 971840, 1020432, 1166208, 1275540, 1360576, 1457760, 1700720, 1943680, 2040864, 2332416, 2551080, 2721152, 2915520, 3401440, 3887360, 4081728, 5102160, 5442304, 5831040, 6802880, 8163456, 10204320, 11662080, 13605760, 16326912, 20408640, 27211520, 40817280, 81634560]

約数ペア:

[(1, 81634560), (2, 40817280), (3, 27211520), (4, 20408640), (5, 16326912), (6, 13605760), (7, 11662080), (8, 10204320), (10, 8163456), (12, 6802880), (14, 5831040), (15, 5442304), (16, 5102160), (20, 4081728), (21, 3887360), (24, 3401440), (28, 2915520), (30, 2721152), (32, 2551080), (35, 2332416), (40, 2040864), (42, 1943680), (48, 1700720), (56, 1457760), (60, 1360576), (64, 1275540), (70, 1166208), (80, 1020432), (84, 971840), (96, 850360), (105, 777472), (112, 728880), (120, 680288), (128, 637770), (140, 583104), (160, 510216), (168, 485920), (192, 425180), (210, 388736), (224, 364440), (240, 340144), (256, 318885), (280, 291552), (320, 255108), (336, 242960), (384, 212590), (420, 194368), (448, 182220), (480, 170072), (560, 145776), (640, 127554), (672, 121480), (768, 106295), (840, 97184), (896, 91110), (960, 85036), (1120, 72888), (1280, 63777), (1344, 60740), (1680, 48592), (1792, 45555), (1920, 42518), (2240, 36444), (2688, 30370), (3037, 26880), (3360, 24296), (3840, 21259), (4480, 18222), (5376, 15185), (6074, 13440), (6720, 12148), (8960, 9111)]