254353680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:598

約数の個数: 240

約数和(自身を含む): 987317760

約数和(自身を除く): 732964080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 109, 112, 120, 126, 140, 144, 168, 180, 210, 218, 240, 252, 280, 315, 327, 336, 360, 420, 436, 463, 504, 545, 560, 630, 654, 720, 763, 840, 872, 926, 981, 1008, 1090, 1260, 1308, 1389, 1526, 1635, 1680, 1744, 1852, 1962, 2180, 2289, 2315, 2520, 2616, 2778, 3052, 3241, 3270, 3704, 3815, 3924, 4167, 4360, 4578, 4630, 4905, 5040, 5232, 5556, 6104, 6482, 6540, 6867, 6945, 7408, 7630, 7848, 8334, 8720, 9156, 9260, 9723, 9810, 11112, 11445, 12208, 12964, 13080, 13734, 13890, 15260, 15696, 16205, 16668, 18312, 18520, 19446, 19620, 20835, 22224, 22890, 25928, 26160, 27468, 27780, 29169, 30520, 32410, 33336, 34335, 36624, 37040, 38892, 39240, 41670, 45780, 48615, 50467, 51856, 54936, 55560, 58338, 61040, 64820, 66672, 68670, 77784, 78480, 83340, 91560, 97230, 100934, 109872, 111120, 116676, 129640, 137340, 145845, 151401, 155568, 166680, 183120, 194460, 201868, 233352, 252335, 259280, 274680, 291690, 302802, 333360, 353269, 388920, 403736, 454203, 466704, 504670, 549360, 583380, 605604, 706538, 757005, 777840, 807472, 908406, 1009340, 1059807, 1166760, 1211208, 1413076, 1514010, 1766345, 1816812, 2018680, 2119614, 2271015, 2333520, 2422416, 2826152, 3028020, 3179421, 3532690, 3633624, 4037360, 4239228, 4542030, 5299035, 5652304, 6056040, 6358842, 7065380, 7267248, 8478456, 9084060, 10598070, 12112080, 12717684, 14130760, 15897105, 16956912, 18168120, 21196140, 25435368, 28261520, 31794210, 36336240, 42392280, 50870736, 63588420, 84784560, 127176840, 254353680]

約数ペア:

[(1, 254353680), (2, 127176840), (3, 84784560), (4, 63588420), (5, 50870736), (6, 42392280), (7, 36336240), (8, 31794210), (9, 28261520), (10, 25435368), (12, 21196140), (14, 18168120), (15, 16956912), (16, 15897105), (18, 14130760), (20, 12717684), (21, 12112080), (24, 10598070), (28, 9084060), (30, 8478456), (35, 7267248), (36, 7065380), (40, 6358842), (42, 6056040), (45, 5652304), (48, 5299035), (56, 4542030), (60, 4239228), (63, 4037360), (70, 3633624), (72, 3532690), (80, 3179421), (84, 3028020), (90, 2826152), (105, 2422416), (109, 2333520), (112, 2271015), (120, 2119614), (126, 2018680), (140, 1816812), (144, 1766345), (168, 1514010), (180, 1413076), (210, 1211208), (218, 1166760), (240, 1059807), (252, 1009340), (280, 908406), (315, 807472), (327, 777840), (336, 757005), (360, 706538), (420, 605604), (436, 583380), (463, 549360), (504, 504670), (545, 466704), (560, 454203), (630, 403736), (654, 388920), (720, 353269), (763, 333360), (840, 302802), (872, 291690), (926, 274680), (981, 259280), (1008, 252335), (1090, 233352), (1260, 201868), (1308, 194460), (1389, 183120), (1526, 166680), (1635, 155568), (1680, 151401), (1744, 145845), (1852, 137340), (1962, 129640), (2180, 116676), (2289, 111120), (2315, 109872), (2520, 100934), (2616, 97230), (2778, 91560), (3052, 83340), (3241, 78480), (3270, 77784), (3704, 68670), (3815, 66672), (3924, 64820), (4167, 61040), (4360, 58338), (4578, 55560), (4630, 54936), (4905, 51856), (5040, 50467), (5232, 48615), (5556, 45780), (6104, 41670), (6482, 39240), (6540, 38892), (6867, 37040), (6945, 36624), (7408, 34335), (7630, 33336), (7848, 32410), (8334, 30520), (8720, 29169), (9156, 27780), (9260, 27468), (9723, 26160), (9810, 25928), (11112, 22890), (11445, 22224), (12208, 20835), (12964, 19620), (13080, 19446), (13734, 18520), (13890, 18312), (15260, 16668), (15696, 16205)]