77928840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1789}}^1$

素因数の和:1828

約数の個数: 144

約数和(自身を含む): 278541900

約数和(自身を除く): 200613060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1789, 1815, 1980, 2178, 2420, 2904, 3578, 3630, 3960, 4356, 4840, 5367, 5445, 7156, 7260, 8712, 8945, 10734, 10890, 14312, 14520, 16101, 17890, 19679, 21468, 21780, 26835, 32202, 35780, 39358, 42936, 43560, 53670, 59037, 64404, 71560, 78716, 80505, 98395, 107340, 118074, 128808, 157432, 161010, 177111, 196790, 214680, 216469, 236148, 295185, 322020, 354222, 393580, 432938, 472296, 590370, 644040, 649407, 708444, 787160, 865876, 885555, 1082345, 1180740, 1298814, 1416888, 1731752, 1771110, 1948221, 2164690, 2361480, 2597628, 3247035, 3542220, 3896442, 4329380, 5195256, 6494070, 7084440, 7792884, 8658760, 9741105, 12988140, 15585768, 19482210, 25976280, 38964420, 77928840]

約数ペア:

[(1, 77928840), (2, 38964420), (3, 25976280), (4, 19482210), (5, 15585768), (6, 12988140), (8, 9741105), (9, 8658760), (10, 7792884), (11, 7084440), (12, 6494070), (15, 5195256), (18, 4329380), (20, 3896442), (22, 3542220), (24, 3247035), (30, 2597628), (33, 2361480), (36, 2164690), (40, 1948221), (44, 1771110), (45, 1731752), (55, 1416888), (60, 1298814), (66, 1180740), (72, 1082345), (88, 885555), (90, 865876), (99, 787160), (110, 708444), (120, 649407), (121, 644040), (132, 590370), (165, 472296), (180, 432938), (198, 393580), (220, 354222), (242, 322020), (264, 295185), (330, 236148), (360, 216469), (363, 214680), (396, 196790), (440, 177111), (484, 161010), (495, 157432), (605, 128808), (660, 118074), (726, 107340), (792, 98395), (968, 80505), (990, 78716), (1089, 71560), (1210, 64404), (1320, 59037), (1452, 53670), (1789, 43560), (1815, 42936), (1980, 39358), (2178, 35780), (2420, 32202), (2904, 26835), (3578, 21780), (3630, 21468), (3960, 19679), (4356, 17890), (4840, 16101), (5367, 14520), (5445, 14312), (7156, 10890), (7260, 10734), (8712, 8945)]