12821488920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{516163}}^1$

素因数の和:516206

約数の個数: 128

約数和(自身を含む): 44596569600

約数和(自身を除く): 31775080680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8280, 12420, 24840, 516163, 1032326, 1548489, 2064652, 2580815, 3096978, 4129304, 4645467, 5161630, 6193956, 7742445, 9290934, 10323260, 11871749, 12387912, 13936401, 15484890, 18581868, 20646520, 23227335, 23743498, 27872802, 30969780, 35615247, 37163736, 46454670, 47486996, 55745604, 59358745, 61939560, 69682005, 71230494, 92909340, 94973992, 106845741, 111491208, 118717490, 139364010, 142460988, 178076235, 185818680, 213691482, 237434980, 278728020, 284921976, 320537223, 356152470, 427382964, 474869960, 534228705, 557456040, 641074446, 712304940, 854765928, 1068457410, 1282148892, 1424609880, 1602686115, 2136914820, 2564297784, 3205372230, 4273829640, 6410744460, 12821488920]

約数ペア:

[(1, 12821488920), (2, 6410744460), (3, 4273829640), (4, 3205372230), (5, 2564297784), (6, 2136914820), (8, 1602686115), (9, 1424609880), (10, 1282148892), (12, 1068457410), (15, 854765928), (18, 712304940), (20, 641074446), (23, 557456040), (24, 534228705), (27, 474869960), (30, 427382964), (36, 356152470), (40, 320537223), (45, 284921976), (46, 278728020), (54, 237434980), (60, 213691482), (69, 185818680), (72, 178076235), (90, 142460988), (92, 139364010), (108, 118717490), (115, 111491208), (120, 106845741), (135, 94973992), (138, 92909340), (180, 71230494), (184, 69682005), (207, 61939560), (216, 59358745), (230, 55745604), (270, 47486996), (276, 46454670), (345, 37163736), (360, 35615247), (414, 30969780), (460, 27872802), (540, 23743498), (552, 23227335), (621, 20646520), (690, 18581868), (828, 15484890), (920, 13936401), (1035, 12387912), (1080, 11871749), (1242, 10323260), (1380, 9290934), (1656, 7742445), (2070, 6193956), (2484, 5161630), (2760, 4645467), (3105, 4129304), (4140, 3096978), (4968, 2580815), (6210, 2064652), (8280, 1548489), (12420, 1032326), (24840, 516163)]