78920190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1223}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 211507200

約数和(自身を除く): 132587010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 239, 270, 478, 717, 1195, 1223, 1434, 2151, 2390, 2446, 3585, 3669, 4302, 6115, 6453, 7170, 7338, 10755, 11007, 12230, 12906, 18345, 21510, 22014, 32265, 33021, 36690, 55035, 64530, 66042, 110070, 165105, 292297, 330210, 584594, 876891, 1461485, 1753782, 2630673, 2922970, 4384455, 5261346, 7892019, 8768910, 13153365, 15784038, 26306730, 39460095, 78920190]

約数ペア:

[(1, 78920190), (2, 39460095), (3, 26306730), (5, 15784038), (6, 13153365), (9, 8768910), (10, 7892019), (15, 5261346), (18, 4384455), (27, 2922970), (30, 2630673), (45, 1753782), (54, 1461485), (90, 876891), (135, 584594), (239, 330210), (270, 292297), (478, 165105), (717, 110070), (1195, 66042), (1223, 64530), (1434, 55035), (2151, 36690), (2390, 33021), (2446, 32265), (3585, 22014), (3669, 21510), (4302, 18345), (6115, 12906), (6453, 12230), (7170, 11007), (7338, 10755)]