317315520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:723

約数の個数: 168

約数和(自身を含む): 1098377280

約数和(自身を除く): 781061760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 239, 240, 288, 320, 360, 461, 478, 480, 576, 717, 720, 922, 956, 960, 1195, 1383, 1434, 1440, 1844, 1912, 2151, 2305, 2390, 2766, 2868, 2880, 3585, 3688, 3824, 4149, 4302, 4610, 4780, 5532, 5736, 6915, 7170, 7376, 7648, 8298, 8604, 9220, 9560, 10755, 11064, 11472, 13830, 14340, 14752, 15296, 16596, 17208, 18440, 19120, 20745, 21510, 22128, 22944, 27660, 28680, 29504, 33192, 34416, 36880, 38240, 41490, 43020, 44256, 45888, 55320, 57360, 66384, 68832, 73760, 76480, 82980, 86040, 88512, 110179, 110640, 114720, 132768, 137664, 147520, 165960, 172080, 220358, 221280, 229440, 265536, 330537, 331920, 344160, 440716, 442560, 550895, 661074, 663840, 688320, 881432, 991611, 1101790, 1322148, 1327680, 1652685, 1762864, 1983222, 2203580, 2644296, 3305370, 3525728, 3966444, 4407160, 4958055, 5288592, 6610740, 7051456, 7932888, 8814320, 9916110, 10577184, 13221480, 15865776, 17628640, 19832220, 21154368, 26442960, 31731552, 35257280, 39664440, 52885920, 63463104, 79328880, 105771840, 158657760, 317315520]

約数ペア:

[(1, 317315520), (2, 158657760), (3, 105771840), (4, 79328880), (5, 63463104), (6, 52885920), (8, 39664440), (9, 35257280), (10, 31731552), (12, 26442960), (15, 21154368), (16, 19832220), (18, 17628640), (20, 15865776), (24, 13221480), (30, 10577184), (32, 9916110), (36, 8814320), (40, 7932888), (45, 7051456), (48, 6610740), (60, 5288592), (64, 4958055), (72, 4407160), (80, 3966444), (90, 3525728), (96, 3305370), (120, 2644296), (144, 2203580), (160, 1983222), (180, 1762864), (192, 1652685), (239, 1327680), (240, 1322148), (288, 1101790), (320, 991611), (360, 881432), (461, 688320), (478, 663840), (480, 661074), (576, 550895), (717, 442560), (720, 440716), (922, 344160), (956, 331920), (960, 330537), (1195, 265536), (1383, 229440), (1434, 221280), (1440, 220358), (1844, 172080), (1912, 165960), (2151, 147520), (2305, 137664), (2390, 132768), (2766, 114720), (2868, 110640), (2880, 110179), (3585, 88512), (3688, 86040), (3824, 82980), (4149, 76480), (4302, 73760), (4610, 68832), (4780, 66384), (5532, 57360), (5736, 55320), (6915, 45888), (7170, 44256), (7376, 43020), (7648, 41490), (8298, 38240), (8604, 36880), (9220, 34416), (9560, 33192), (10755, 29504), (11064, 28680), (11472, 27660), (13830, 22944), (14340, 22128), (14752, 21510), (15296, 20745), (16596, 19120), (17208, 18440)]