315980160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{827}}^1$

素因数の和:1048

約数の個数: 128

約数和(自身を含む): 1013472000

約数和(自身を除く): 697491840

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, 160, 192, 199, 240, 320, 384, 398, 480, 597, 640, 796, 827, 960, 995, 1194, 1592, 1654, 1920, 1990, 2388, 2481, 2985, 3184, 3308, 3980, 4135, 4776, 4962, 5970, 6368, 6616, 7960, 8270, 9552, 9924, 11940, 12405, 12736, 13232, 15920, 16540, 19104, 19848, 23880, 24810, 25472, 26464, 31840, 33080, 38208, 39696, 47760, 49620, 52928, 63680, 66160, 76416, 79392, 95520, 99240, 105856, 127360, 132320, 158784, 164573, 191040, 198480, 264640, 317568, 329146, 382080, 396960, 493719, 529280, 658292, 793920, 822865, 987438, 1316584, 1587840, 1645730, 1974876, 2468595, 2633168, 3291460, 3949752, 4937190, 5266336, 6582920, 7899504, 9874380, 10532672, 13165840, 15799008, 19748760, 21065344, 26331680, 31598016, 39497520, 52663360, 63196032, 78995040, 105326720, 157990080, 315980160]

約数ペア:

[(1, 315980160), (2, 157990080), (3, 105326720), (4, 78995040), (5, 63196032), (6, 52663360), (8, 39497520), (10, 31598016), (12, 26331680), (15, 21065344), (16, 19748760), (20, 15799008), (24, 13165840), (30, 10532672), (32, 9874380), (40, 7899504), (48, 6582920), (60, 5266336), (64, 4937190), (80, 3949752), (96, 3291460), (120, 2633168), (128, 2468595), (160, 1974876), (192, 1645730), (199, 1587840), (240, 1316584), (320, 987438), (384, 822865), (398, 793920), (480, 658292), (597, 529280), (640, 493719), (796, 396960), (827, 382080), (960, 329146), (995, 317568), (1194, 264640), (1592, 198480), (1654, 191040), (1920, 164573), (1990, 158784), (2388, 132320), (2481, 127360), (2985, 105856), (3184, 99240), (3308, 95520), (3980, 79392), (4135, 76416), (4776, 66160), (4962, 63680), (5970, 52928), (6368, 49620), (6616, 47760), (7960, 39696), (8270, 38208), (9552, 33080), (9924, 31840), (11940, 26464), (12405, 25472), (12736, 24810), (13232, 23880), (15920, 19848), (16540, 19104)]