310689280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 881662320

約数和(自身を除く): 570973040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 59, 64, 68, 80, 85, 88, 110, 118, 121, 128, 136, 160, 170, 176, 187, 220, 236, 242, 256, 272, 295, 320, 340, 352, 374, 440, 472, 484, 512, 544, 590, 605, 640, 649, 680, 704, 748, 880, 935, 944, 968, 1003, 1088, 1180, 1210, 1280, 1298, 1360, 1408, 1496, 1760, 1870, 1888, 1936, 2006, 2057, 2176, 2360, 2420, 2560, 2596, 2720, 2816, 2992, 3245, 3520, 3740, 3776, 3872, 4012, 4114, 4352, 4720, 4840, 5015, 5192, 5440, 5632, 5984, 6490, 7040, 7139, 7480, 7552, 7744, 8024, 8228, 8704, 9440, 9680, 10030, 10285, 10384, 10880, 11033, 11968, 12980, 14080, 14278, 14960, 15104, 15488, 16048, 16456, 18880, 19360, 20060, 20570, 20768, 21760, 22066, 23936, 25960, 28160, 28556, 29920, 30208, 30976, 32096, 32912, 35695, 37760, 38720, 40120, 41140, 41536, 43520, 44132, 47872, 51920, 55165, 57112, 59840, 61952, 64192, 65824, 71390, 75520, 77440, 80240, 82280, 83072, 88264, 95744, 103840, 110330, 114224, 119680, 121363, 128384, 131648, 142780, 151040, 154880, 160480, 164560, 166144, 176528, 207680, 220660, 228448, 239360, 242726, 256768, 263296, 285560, 309760, 320960, 329120, 332288, 353056, 415360, 441320, 456896, 478720, 485452, 513536, 526592, 571120, 606815, 641920, 658240, 706112, 830720, 882640, 913792, 970904, 1053184, 1142240, 1213630, 1283840, 1316480, 1412224, 1661440, 1765280, 1827584, 1941808, 2284480, 2427260, 2567680, 2632960, 2824448, 3530560, 3655168, 3883616, 4568960, 4854520, 5265920, 5648896, 7061120, 7767232, 9137920, 9709040, 14122240, 15534464, 18275840, 19418080, 28244480, 31068928, 38836160, 62137856, 77672320, 155344640, 310689280]

約数ペア:

[(1, 310689280), (2, 155344640), (4, 77672320), (5, 62137856), (8, 38836160), (10, 31068928), (11, 28244480), (16, 19418080), (17, 18275840), (20, 15534464), (22, 14122240), (32, 9709040), (34, 9137920), (40, 7767232), (44, 7061120), (55, 5648896), (59, 5265920), (64, 4854520), (68, 4568960), (80, 3883616), (85, 3655168), (88, 3530560), (110, 2824448), (118, 2632960), (121, 2567680), (128, 2427260), (136, 2284480), (160, 1941808), (170, 1827584), (176, 1765280), (187, 1661440), (220, 1412224), (236, 1316480), (242, 1283840), (256, 1213630), (272, 1142240), (295, 1053184), (320, 970904), (340, 913792), (352, 882640), (374, 830720), (440, 706112), (472, 658240), (484, 641920), (512, 606815), (544, 571120), (590, 526592), (605, 513536), (640, 485452), (649, 478720), (680, 456896), (704, 441320), (748, 415360), (880, 353056), (935, 332288), (944, 329120), (968, 320960), (1003, 309760), (1088, 285560), (1180, 263296), (1210, 256768), (1280, 242726), (1298, 239360), (1360, 228448), (1408, 220660), (1496, 207680), (1760, 176528), (1870, 166144), (1888, 164560), (1936, 160480), (2006, 154880), (2057, 151040), (2176, 142780), (2360, 131648), (2420, 128384), (2560, 121363), (2596, 119680), (2720, 114224), (2816, 110330), (2992, 103840), (3245, 95744), (3520, 88264), (3740, 83072), (3776, 82280), (3872, 80240), (4012, 77440), (4114, 75520), (4352, 71390), (4720, 65824), (4840, 64192), (5015, 61952), (5192, 59840), (5440, 57112), (5632, 55165), (5984, 51920), (6490, 47872), (7040, 44132), (7139, 43520), (7480, 41536), (7552, 41140), (7744, 40120), (8024, 38720), (8228, 37760), (8704, 35695), (9440, 32912), (9680, 32096), (10030, 30976), (10285, 30208), (10384, 29920), (10880, 28556), (11033, 28160), (11968, 25960), (12980, 23936), (14080, 22066), (14278, 21760), (14960, 20768), (15104, 20570), (15488, 20060), (16048, 19360), (16456, 18880)]