254484480

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 224

約数和(自身を含む): 865022400

約数和(自身を除く): 610537920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 109, 114, 120, 128, 152, 160, 190, 192, 218, 228, 240, 256, 285, 304, 320, 327, 380, 384, 436, 456, 480, 512, 545, 570, 608, 640, 654, 760, 768, 872, 912, 960, 1024, 1090, 1140, 1216, 1280, 1308, 1520, 1536, 1635, 1744, 1824, 1920, 2048, 2071, 2180, 2280, 2432, 2560, 2616, 3040, 3072, 3270, 3488, 3648, 3840, 4096, 4142, 4360, 4560, 4864, 5120, 5232, 6080, 6144, 6213, 6540, 6976, 7296, 7680, 8192, 8284, 8720, 9120, 9728, 10240, 10355, 10464, 12160, 12288, 12426, 13080, 13952, 14592, 15360, 16568, 17440, 18240, 19456, 20480, 20710, 20928, 24320, 24576, 24852, 26160, 27904, 29184, 30720, 31065, 33136, 34880, 36480, 38912, 40960, 41420, 41856, 48640, 49704, 52320, 55808, 58368, 61440, 62130, 66272, 69760, 72960, 77824, 82840, 83712, 97280, 99408, 104640, 111616, 116736, 122880, 124260, 132544, 139520, 145920, 155648, 165680, 167424, 194560, 198816, 209280, 223232, 233472, 248520, 265088, 279040, 291840, 331360, 334848, 389120, 397632, 418560, 446464, 466944, 497040, 530176, 558080, 583680, 662720, 669696, 778240, 795264, 837120, 892928, 994080, 1060352, 1116160, 1167360, 1325440, 1339392, 1590528, 1674240, 1988160, 2120704, 2232320, 2334720, 2650880, 2678784, 3181056, 3348480, 3976320, 4241408, 4464640, 5301760, 6362112, 6696960, 7952640, 8482816, 10603520, 12724224, 13393920, 15905280, 16965632, 21207040, 25448448, 31810560, 42414080, 50896896, 63621120, 84828160, 127242240, 254484480]

約数ペア:

[(1, 254484480), (2, 127242240), (3, 84828160), (4, 63621120), (5, 50896896), (6, 42414080), (8, 31810560), (10, 25448448), (12, 21207040), (15, 16965632), (16, 15905280), (19, 13393920), (20, 12724224), (24, 10603520), (30, 8482816), (32, 7952640), (38, 6696960), (40, 6362112), (48, 5301760), (57, 4464640), (60, 4241408), (64, 3976320), (76, 3348480), (80, 3181056), (95, 2678784), (96, 2650880), (109, 2334720), (114, 2232320), (120, 2120704), (128, 1988160), (152, 1674240), (160, 1590528), (190, 1339392), (192, 1325440), (218, 1167360), (228, 1116160), (240, 1060352), (256, 994080), (285, 892928), (304, 837120), (320, 795264), (327, 778240), (380, 669696), (384, 662720), (436, 583680), (456, 558080), (480, 530176), (512, 497040), (545, 466944), (570, 446464), (608, 418560), (640, 397632), (654, 389120), (760, 334848), (768, 331360), (872, 291840), (912, 279040), (960, 265088), (1024, 248520), (1090, 233472), (1140, 223232), (1216, 209280), (1280, 198816), (1308, 194560), (1520, 167424), (1536, 165680), (1635, 155648), (1744, 145920), (1824, 139520), (1920, 132544), (2048, 124260), (2071, 122880), (2180, 116736), (2280, 111616), (2432, 104640), (2560, 99408), (2616, 97280), (3040, 83712), (3072, 82840), (3270, 77824), (3488, 72960), (3648, 69760), (3840, 66272), (4096, 62130), (4142, 61440), (4360, 58368), (4560, 55808), (4864, 52320), (5120, 49704), (5232, 48640), (6080, 41856), (6144, 41420), (6213, 40960), (6540, 38912), (6976, 36480), (7296, 34880), (7680, 33136), (8192, 31065), (8284, 30720), (8720, 29184), (9120, 27904), (9728, 26160), (10240, 24852), (10355, 24576), (10464, 24320), (12160, 20928), (12288, 20710), (12426, 20480), (13080, 19456), (13952, 18240), (14592, 17440), (15360, 16568)]