318954720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 288

約数和(自身を含む): 1191407616

約数和(自身を除く): 872452896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 71, 80, 84, 96, 98, 105, 112, 120, 140, 142, 147, 160, 168, 191, 196, 210, 213, 224, 240, 245, 280, 284, 294, 336, 355, 382, 392, 420, 426, 480, 490, 497, 560, 568, 573, 588, 672, 710, 735, 764, 784, 840, 852, 955, 980, 994, 1065, 1120, 1136, 1146, 1176, 1337, 1420, 1470, 1491, 1528, 1568, 1680, 1704, 1910, 1960, 1988, 2130, 2272, 2292, 2352, 2485, 2674, 2840, 2865, 2940, 2982, 3056, 3360, 3408, 3479, 3820, 3920, 3976, 4011, 4260, 4584, 4704, 4970, 5348, 5680, 5730, 5880, 5964, 6112, 6685, 6816, 6958, 7455, 7640, 7840, 7952, 8022, 8520, 9168, 9359, 9940, 10437, 10696, 11360, 11460, 11760, 11928, 13370, 13561, 13916, 14910, 15280, 15904, 16044, 17040, 17395, 18336, 18718, 19880, 20055, 20874, 21392, 22920, 23520, 23856, 26740, 27122, 27832, 28077, 29820, 30560, 32088, 34080, 34790, 37436, 39760, 40110, 40683, 41748, 42784, 45840, 46795, 47712, 52185, 53480, 54244, 55664, 56154, 59640, 64176, 67805, 69580, 74872, 79520, 80220, 81366, 83496, 91680, 93590, 94927, 104370, 106960, 108488, 111328, 112308, 119280, 128352, 135610, 139160, 140385, 149744, 160440, 162732, 166992, 187180, 189854, 203415, 208740, 213920, 216976, 224616, 238560, 271220, 278320, 280770, 284781, 299488, 320880, 325464, 333984, 374360, 379708, 406830, 417480, 433952, 449232, 474635, 542440, 556640, 561540, 569562, 641760, 650928, 664489, 748720, 759416, 813660, 834960, 898464, 949270, 1084880, 1123080, 1139124, 1301856, 1328978, 1423905, 1497440, 1518832, 1627320, 1669920, 1898540, 1993467, 2169760, 2246160, 2278248, 2657956, 2847810, 3037664, 3254640, 3322445, 3797080, 3986934, 4492320, 4556496, 5315912, 5695620, 6509280, 6644890, 7594160, 7973868, 9112992, 9967335, 10631824, 11391240, 13289780, 15188320, 15947736, 19934670, 21263648, 22782480, 26579560, 31895472, 39869340, 45564960, 53159120, 63790944, 79738680, 106318240, 159477360, 318954720]

約数ペア:

[(1, 318954720), (2, 159477360), (3, 106318240), (4, 79738680), (5, 63790944), (6, 53159120), (7, 45564960), (8, 39869340), (10, 31895472), (12, 26579560), (14, 22782480), (15, 21263648), (16, 19934670), (20, 15947736), (21, 15188320), (24, 13289780), (28, 11391240), (30, 10631824), (32, 9967335), (35, 9112992), (40, 7973868), (42, 7594160), (48, 6644890), (49, 6509280), (56, 5695620), (60, 5315912), (70, 4556496), (71, 4492320), (80, 3986934), (84, 3797080), (96, 3322445), (98, 3254640), (105, 3037664), (112, 2847810), (120, 2657956), (140, 2278248), (142, 2246160), (147, 2169760), (160, 1993467), (168, 1898540), (191, 1669920), (196, 1627320), (210, 1518832), (213, 1497440), (224, 1423905), (240, 1328978), (245, 1301856), (280, 1139124), (284, 1123080), (294, 1084880), (336, 949270), (355, 898464), (382, 834960), (392, 813660), (420, 759416), (426, 748720), (480, 664489), (490, 650928), (497, 641760), (560, 569562), (568, 561540), (573, 556640), (588, 542440), (672, 474635), (710, 449232), (735, 433952), (764, 417480), (784, 406830), (840, 379708), (852, 374360), (955, 333984), (980, 325464), (994, 320880), (1065, 299488), (1120, 284781), (1136, 280770), (1146, 278320), (1176, 271220), (1337, 238560), (1420, 224616), (1470, 216976), (1491, 213920), (1528, 208740), (1568, 203415), (1680, 189854), (1704, 187180), (1910, 166992), (1960, 162732), (1988, 160440), (2130, 149744), (2272, 140385), (2292, 139160), (2352, 135610), (2485, 128352), (2674, 119280), (2840, 112308), (2865, 111328), (2940, 108488), (2982, 106960), (3056, 104370), (3360, 94927), (3408, 93590), (3479, 91680), (3820, 83496), (3920, 81366), (3976, 80220), (4011, 79520), (4260, 74872), (4584, 69580), (4704, 67805), (4970, 64176), (5348, 59640), (5680, 56154), (5730, 55664), (5880, 54244), (5964, 53480), (6112, 52185), (6685, 47712), (6816, 46795), (6958, 45840), (7455, 42784), (7640, 41748), (7840, 40683), (7952, 40110), (8022, 39760), (8520, 37436), (9168, 34790), (9359, 34080), (9940, 32088), (10437, 30560), (10696, 29820), (11360, 28077), (11460, 27832), (11760, 27122), (11928, 26740), (13370, 23856), (13561, 23520), (13916, 22920), (14910, 21392), (15280, 20874), (15904, 20055), (16044, 19880), (17040, 18718), (17395, 18336)]