87973920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:527

約数の個数: 144

約数和(自身を含む): 302702400

約数和(自身を除く): 214728480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 240, 288, 307, 360, 398, 480, 597, 614, 720, 796, 921, 995, 1194, 1228, 1440, 1535, 1592, 1791, 1842, 1990, 2388, 2456, 2763, 2985, 3070, 3184, 3582, 3684, 3980, 4605, 4776, 4912, 5526, 5970, 6140, 6368, 7164, 7368, 7960, 8955, 9210, 9552, 9824, 11052, 11940, 12280, 13815, 14328, 14736, 15920, 17910, 18420, 19104, 22104, 23880, 24560, 27630, 28656, 29472, 31840, 35820, 36840, 44208, 47760, 49120, 55260, 57312, 61093, 71640, 73680, 88416, 95520, 110520, 122186, 143280, 147360, 183279, 221040, 244372, 286560, 305465, 366558, 442080, 488744, 549837, 610930, 733116, 916395, 977488, 1099674, 1221860, 1466232, 1832790, 1954976, 2199348, 2443720, 2749185, 2932464, 3665580, 4398696, 4887440, 5498370, 5864928, 7331160, 8797392, 9774880, 10996740, 14662320, 17594784, 21993480, 29324640, 43986960, 87973920]

約数ペア:

[(1, 87973920), (2, 43986960), (3, 29324640), (4, 21993480), (5, 17594784), (6, 14662320), (8, 10996740), (9, 9774880), (10, 8797392), (12, 7331160), (15, 5864928), (16, 5498370), (18, 4887440), (20, 4398696), (24, 3665580), (30, 2932464), (32, 2749185), (36, 2443720), (40, 2199348), (45, 1954976), (48, 1832790), (60, 1466232), (72, 1221860), (80, 1099674), (90, 977488), (96, 916395), (120, 733116), (144, 610930), (160, 549837), (180, 488744), (199, 442080), (240, 366558), (288, 305465), (307, 286560), (360, 244372), (398, 221040), (480, 183279), (597, 147360), (614, 143280), (720, 122186), (796, 110520), (921, 95520), (995, 88416), (1194, 73680), (1228, 71640), (1440, 61093), (1535, 57312), (1592, 55260), (1791, 49120), (1842, 47760), (1990, 44208), (2388, 36840), (2456, 35820), (2763, 31840), (2985, 29472), (3070, 28656), (3184, 27630), (3582, 24560), (3684, 23880), (3980, 22104), (4605, 19104), (4776, 18420), (4912, 17910), (5526, 15920), (5970, 14736), (6140, 14328), (6368, 13815), (7164, 12280), (7368, 11940), (7960, 11052), (8955, 9824), (9210, 9552)]