56981120

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 167443200

約数和(自身を除く): 110462080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 64, 70, 79, 80, 92, 98, 112, 115, 128, 140, 158, 160, 161, 184, 196, 224, 230, 245, 280, 316, 320, 322, 368, 392, 395, 448, 460, 490, 553, 560, 632, 640, 644, 736, 784, 790, 805, 896, 920, 980, 1106, 1120, 1127, 1264, 1288, 1472, 1568, 1580, 1610, 1817, 1840, 1960, 2212, 2240, 2254, 2528, 2576, 2765, 2944, 3136, 3160, 3220, 3634, 3680, 3871, 3920, 4424, 4480, 4508, 5056, 5152, 5530, 5635, 6272, 6320, 6440, 7268, 7360, 7742, 7840, 8848, 9016, 9085, 10112, 10304, 11060, 11270, 12640, 12719, 12880, 14536, 14720, 15484, 15680, 17696, 18032, 18170, 19355, 20608, 22120, 22540, 25280, 25438, 25760, 29072, 30968, 31360, 35392, 36064, 36340, 38710, 44240, 45080, 50560, 50876, 51520, 58144, 61936, 63595, 70784, 72128, 72680, 77420, 88480, 89033, 90160, 101752, 103040, 116288, 123872, 127190, 144256, 145360, 154840, 176960, 178066, 180320, 203504, 232576, 247744, 254380, 290720, 309680, 353920, 356132, 360640, 407008, 445165, 495488, 508760, 581440, 619360, 712264, 721280, 814016, 890330, 1017520, 1162880, 1238720, 1424528, 1628032, 1780660, 2035040, 2477440, 2849056, 3561320, 4070080, 5698112, 7122640, 8140160, 11396224, 14245280, 28490560, 56981120]

約数ペア:

[(1, 56981120), (2, 28490560), (4, 14245280), (5, 11396224), (7, 8140160), (8, 7122640), (10, 5698112), (14, 4070080), (16, 3561320), (20, 2849056), (23, 2477440), (28, 2035040), (32, 1780660), (35, 1628032), (40, 1424528), (46, 1238720), (49, 1162880), (56, 1017520), (64, 890330), (70, 814016), (79, 721280), (80, 712264), (92, 619360), (98, 581440), (112, 508760), (115, 495488), (128, 445165), (140, 407008), (158, 360640), (160, 356132), (161, 353920), (184, 309680), (196, 290720), (224, 254380), (230, 247744), (245, 232576), (280, 203504), (316, 180320), (320, 178066), (322, 176960), (368, 154840), (392, 145360), (395, 144256), (448, 127190), (460, 123872), (490, 116288), (553, 103040), (560, 101752), (632, 90160), (640, 89033), (644, 88480), (736, 77420), (784, 72680), (790, 72128), (805, 70784), (896, 63595), (920, 61936), (980, 58144), (1106, 51520), (1120, 50876), (1127, 50560), (1264, 45080), (1288, 44240), (1472, 38710), (1568, 36340), (1580, 36064), (1610, 35392), (1817, 31360), (1840, 30968), (1960, 29072), (2212, 25760), (2240, 25438), (2254, 25280), (2528, 22540), (2576, 22120), (2765, 20608), (2944, 19355), (3136, 18170), (3160, 18032), (3220, 17696), (3634, 15680), (3680, 15484), (3871, 14720), (3920, 14536), (4424, 12880), (4480, 12719), (4508, 12640), (5056, 11270), (5152, 11060), (5530, 10304), (5635, 10112), (6272, 9085), (6320, 9016), (6440, 8848), (7268, 7840), (7360, 7742)]