1819898880

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1224

約数の個数: 176

約数和(自身を含む): 5879639040

約数和(自身を除く): 4059740160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 256, 320, 327, 384, 436, 480, 512, 545, 640, 654, 768, 872, 960, 1024, 1087, 1090, 1280, 1308, 1536, 1635, 1744, 1920, 2174, 2180, 2560, 2616, 3072, 3261, 3270, 3488, 3840, 4348, 4360, 5120, 5232, 5435, 6522, 6540, 6976, 7680, 8696, 8720, 10464, 10870, 13044, 13080, 13952, 15360, 16305, 17392, 17440, 20928, 21740, 26088, 26160, 27904, 32610, 34784, 34880, 41856, 43480, 52176, 52320, 55808, 65220, 69568, 69760, 83712, 86960, 104352, 104640, 111616, 118483, 130440, 139136, 139520, 167424, 173920, 208704, 209280, 236966, 260880, 278272, 279040, 334848, 347840, 355449, 417408, 418560, 473932, 521760, 556544, 558080, 592415, 695680, 710898, 834816, 837120, 947864, 1043520, 1113088, 1184830, 1391360, 1421796, 1669632, 1674240, 1777245, 1895728, 2087040, 2369660, 2782720, 2843592, 3339264, 3554490, 3791456, 4174080, 4739320, 5565440, 5687184, 7108980, 7582912, 8348160, 9478640, 11374368, 14217960, 15165824, 16696320, 18957280, 22748736, 28435920, 30331648, 37914560, 45497472, 56871840, 60663296, 75829120, 90994944, 113743680, 121326592, 151658240, 181989888, 227487360, 303316480, 363979776, 454974720, 606632960, 909949440, 1819898880]

約数ペア:

[(1, 1819898880), (2, 909949440), (3, 606632960), (4, 454974720), (5, 363979776), (6, 303316480), (8, 227487360), (10, 181989888), (12, 151658240), (15, 121326592), (16, 113743680), (20, 90994944), (24, 75829120), (30, 60663296), (32, 56871840), (40, 45497472), (48, 37914560), (60, 30331648), (64, 28435920), (80, 22748736), (96, 18957280), (109, 16696320), (120, 15165824), (128, 14217960), (160, 11374368), (192, 9478640), (218, 8348160), (240, 7582912), (256, 7108980), (320, 5687184), (327, 5565440), (384, 4739320), (436, 4174080), (480, 3791456), (512, 3554490), (545, 3339264), (640, 2843592), (654, 2782720), (768, 2369660), (872, 2087040), (960, 1895728), (1024, 1777245), (1087, 1674240), (1090, 1669632), (1280, 1421796), (1308, 1391360), (1536, 1184830), (1635, 1113088), (1744, 1043520), (1920, 947864), (2174, 837120), (2180, 834816), (2560, 710898), (2616, 695680), (3072, 592415), (3261, 558080), (3270, 556544), (3488, 521760), (3840, 473932), (4348, 418560), (4360, 417408), (5120, 355449), (5232, 347840), (5435, 334848), (6522, 279040), (6540, 278272), (6976, 260880), (7680, 236966), (8696, 209280), (8720, 208704), (10464, 173920), (10870, 167424), (13044, 139520), (13080, 139136), (13952, 130440), (15360, 118483), (16305, 111616), (17392, 104640), (17440, 104352), (20928, 86960), (21740, 83712), (26088, 69760), (26160, 69568), (27904, 65220), (32610, 55808), (34784, 52320), (34880, 52176), (41856, 43480)]