1917459840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6361}}^1$

素因数の和:6540

約数の個数: 128

約数和(自身を含む): 6151799520

約数和(自身を除く): 4234339680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 314, 320, 384, 471, 480, 628, 640, 785, 942, 960, 1256, 1570, 1884, 1920, 2355, 2512, 3140, 3768, 4710, 5024, 6280, 6361, 7536, 9420, 10048, 12560, 12722, 15072, 18840, 19083, 20096, 25120, 25444, 30144, 31805, 37680, 38166, 50240, 50888, 60288, 63610, 75360, 76332, 95415, 100480, 101776, 127220, 150720, 152664, 190830, 203552, 254440, 301440, 305328, 381660, 407104, 508880, 610656, 763320, 814208, 998677, 1017760, 1221312, 1526640, 1997354, 2035520, 2442624, 2996031, 3053280, 3994708, 4071040, 4993385, 5992062, 6106560, 7989416, 9986770, 11984124, 12213120, 14980155, 15978832, 19973540, 23968248, 29960310, 31957664, 39947080, 47936496, 59920620, 63915328, 79894160, 95872992, 119841240, 127830656, 159788320, 191745984, 239682480, 319576640, 383491968, 479364960, 639153280, 958729920, 1917459840]

約数ペア:

[(1, 1917459840), (2, 958729920), (3, 639153280), (4, 479364960), (5, 383491968), (6, 319576640), (8, 239682480), (10, 191745984), (12, 159788320), (15, 127830656), (16, 119841240), (20, 95872992), (24, 79894160), (30, 63915328), (32, 59920620), (40, 47936496), (48, 39947080), (60, 31957664), (64, 29960310), (80, 23968248), (96, 19973540), (120, 15978832), (128, 14980155), (157, 12213120), (160, 11984124), (192, 9986770), (240, 7989416), (314, 6106560), (320, 5992062), (384, 4993385), (471, 4071040), (480, 3994708), (628, 3053280), (640, 2996031), (785, 2442624), (942, 2035520), (960, 1997354), (1256, 1526640), (1570, 1221312), (1884, 1017760), (1920, 998677), (2355, 814208), (2512, 763320), (3140, 610656), (3768, 508880), (4710, 407104), (5024, 381660), (6280, 305328), (6361, 301440), (7536, 254440), (9420, 203552), (10048, 190830), (12560, 152664), (12722, 150720), (15072, 127220), (18840, 101776), (19083, 100480), (20096, 95415), (25120, 76332), (25444, 75360), (30144, 63610), (31805, 60288), (37680, 50888), (38166, 50240)]