813942720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{691}}^1$

素因数の和:1123

約数の個数: 168

約数和(自身を含む): 2810530320

約数和(自身を除く): 1996587600

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, 240, 288, 320, 360, 409, 480, 576, 691, 720, 818, 960, 1227, 1382, 1440, 1636, 2045, 2073, 2454, 2764, 2880, 3272, 3455, 3681, 4090, 4146, 4908, 5528, 6135, 6219, 6544, 6910, 7362, 8180, 8292, 9816, 10365, 11056, 12270, 12438, 13088, 13820, 14724, 16360, 16584, 18405, 19632, 20730, 22112, 24540, 24876, 26176, 27640, 29448, 31095, 32720, 33168, 36810, 39264, 41460, 44224, 49080, 49752, 55280, 58896, 62190, 65440, 66336, 73620, 78528, 82920, 98160, 99504, 110560, 117792, 124380, 130880, 132672, 147240, 165840, 196320, 199008, 221120, 235584, 248760, 282619, 294480, 331680, 392640, 398016, 497520, 565238, 588960, 663360, 847857, 995040, 1130476, 1177920, 1413095, 1695714, 1990080, 2260952, 2543571, 2826190, 3391428, 4239285, 4521904, 5087142, 5652380, 6782856, 8478570, 9043808, 10174284, 11304760, 12717855, 13565712, 16957140, 18087616, 20348568, 22609520, 25435710, 27131424, 33914280, 40697136, 45219040, 50871420, 54262848, 67828560, 81394272, 90438080, 101742840, 135657120, 162788544, 203485680, 271314240, 406971360, 813942720]

約数ペア:

[(1, 813942720), (2, 406971360), (3, 271314240), (4, 203485680), (5, 162788544), (6, 135657120), (8, 101742840), (9, 90438080), (10, 81394272), (12, 67828560), (15, 54262848), (16, 50871420), (18, 45219040), (20, 40697136), (24, 33914280), (30, 27131424), (32, 25435710), (36, 22609520), (40, 20348568), (45, 18087616), (48, 16957140), (60, 13565712), (64, 12717855), (72, 11304760), (80, 10174284), (90, 9043808), (96, 8478570), (120, 6782856), (144, 5652380), (160, 5087142), (180, 4521904), (192, 4239285), (240, 3391428), (288, 2826190), (320, 2543571), (360, 2260952), (409, 1990080), (480, 1695714), (576, 1413095), (691, 1177920), (720, 1130476), (818, 995040), (960, 847857), (1227, 663360), (1382, 588960), (1440, 565238), (1636, 497520), (2045, 398016), (2073, 392640), (2454, 331680), (2764, 294480), (2880, 282619), (3272, 248760), (3455, 235584), (3681, 221120), (4090, 199008), (4146, 196320), (4908, 165840), (5528, 147240), (6135, 132672), (6219, 130880), (6544, 124380), (6910, 117792), (7362, 110560), (8180, 99504), (8292, 98160), (9816, 82920), (10365, 78528), (11056, 73620), (12270, 66336), (12438, 65440), (13088, 62190), (13820, 58896), (14724, 55280), (16360, 49752), (16584, 49080), (18405, 44224), (19632, 41460), (20730, 39264), (22112, 36810), (24540, 33168), (24876, 32720), (26176, 31095), (27640, 29448)]