227387440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 240

約数和(自身を含む): 671742720

約数和(自身を除く): 444355280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 43, 49, 56, 70, 71, 76, 80, 86, 95, 98, 112, 133, 140, 142, 152, 172, 190, 196, 215, 245, 266, 280, 284, 301, 304, 344, 355, 380, 392, 430, 490, 497, 532, 560, 568, 602, 665, 688, 710, 760, 784, 817, 860, 931, 980, 994, 1064, 1136, 1204, 1330, 1349, 1420, 1505, 1520, 1634, 1720, 1862, 1960, 1988, 2107, 2128, 2408, 2485, 2660, 2698, 2840, 3010, 3053, 3268, 3440, 3479, 3724, 3920, 3976, 4085, 4214, 4655, 4816, 4970, 5320, 5396, 5680, 5719, 6020, 6106, 6536, 6745, 6958, 7448, 7952, 8170, 8428, 9310, 9443, 9940, 10535, 10640, 10792, 11438, 12040, 12212, 13072, 13490, 13916, 14896, 15265, 16340, 16856, 17395, 18620, 18886, 19880, 21070, 21371, 21584, 22876, 24080, 24424, 26980, 27832, 28595, 30530, 32680, 33712, 34790, 37240, 37772, 39760, 40033, 42140, 42742, 45752, 47215, 48848, 53960, 55664, 57190, 58007, 61060, 65360, 66101, 69580, 74480, 75544, 80066, 84280, 85484, 91504, 94430, 106855, 107920, 114380, 116014, 122120, 132202, 139160, 149597, 151088, 160132, 168560, 170968, 188860, 200165, 213710, 228760, 232028, 244240, 264404, 278320, 290035, 299194, 320264, 330505, 341936, 377720, 400330, 406049, 427420, 457520, 464056, 528808, 580070, 598388, 640528, 661010, 747985, 755440, 800660, 812098, 854840, 928112, 1057616, 1160140, 1196776, 1322020, 1495970, 1601320, 1624196, 1709680, 2030245, 2320280, 2393552, 2644040, 2842343, 2991940, 3202640, 3248392, 4060490, 4640560, 5288080, 5684686, 5983880, 6496784, 8120980, 11369372, 11967760, 14211715, 16241960, 22738744, 28423430, 32483920, 45477488, 56846860, 113693720, 227387440]

約数ペア:

[(1, 227387440), (2, 113693720), (4, 56846860), (5, 45477488), (7, 32483920), (8, 28423430), (10, 22738744), (14, 16241960), (16, 14211715), (19, 11967760), (20, 11369372), (28, 8120980), (35, 6496784), (38, 5983880), (40, 5684686), (43, 5288080), (49, 4640560), (56, 4060490), (70, 3248392), (71, 3202640), (76, 2991940), (80, 2842343), (86, 2644040), (95, 2393552), (98, 2320280), (112, 2030245), (133, 1709680), (140, 1624196), (142, 1601320), (152, 1495970), (172, 1322020), (190, 1196776), (196, 1160140), (215, 1057616), (245, 928112), (266, 854840), (280, 812098), (284, 800660), (301, 755440), (304, 747985), (344, 661010), (355, 640528), (380, 598388), (392, 580070), (430, 528808), (490, 464056), (497, 457520), (532, 427420), (560, 406049), (568, 400330), (602, 377720), (665, 341936), (688, 330505), (710, 320264), (760, 299194), (784, 290035), (817, 278320), (860, 264404), (931, 244240), (980, 232028), (994, 228760), (1064, 213710), (1136, 200165), (1204, 188860), (1330, 170968), (1349, 168560), (1420, 160132), (1505, 151088), (1520, 149597), (1634, 139160), (1720, 132202), (1862, 122120), (1960, 116014), (1988, 114380), (2107, 107920), (2128, 106855), (2408, 94430), (2485, 91504), (2660, 85484), (2698, 84280), (2840, 80066), (3010, 75544), (3053, 74480), (3268, 69580), (3440, 66101), (3479, 65360), (3724, 61060), (3920, 58007), (3976, 57190), (4085, 55664), (4214, 53960), (4655, 48848), (4816, 47215), (4970, 45752), (5320, 42742), (5396, 42140), (5680, 40033), (5719, 39760), (6020, 37772), (6106, 37240), (6536, 34790), (6745, 33712), (6958, 32680), (7448, 30530), (7952, 28595), (8170, 27832), (8428, 26980), (9310, 24424), (9443, 24080), (9940, 22876), (10535, 21584), (10640, 21371), (10792, 21070), (11438, 19880), (12040, 18886), (12212, 18620), (13072, 17395), (13490, 16856), (13916, 16340), (14896, 15265)]