80853840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112297}}^1$

素因数の和:112316

約数の個数: 60

約数和(自身を含む): 271536564

約数和(自身を除く): 190682724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 112297, 224594, 336891, 449188, 561485, 673782, 898376, 1010673, 1122970, 1347564, 1684455, 1796752, 2021346, 2245940, 2695128, 3368910, 4042692, 4491880, 5053365, 5390256, 6737820, 8085384, 8983760, 10106730, 13475640, 16170768, 20213460, 26951280, 40426920, 80853840]

約数ペア:

[(1, 80853840), (2, 40426920), (3, 26951280), (4, 20213460), (5, 16170768), (6, 13475640), (8, 10106730), (9, 8983760), (10, 8085384), (12, 6737820), (15, 5390256), (16, 5053365), (18, 4491880), (20, 4042692), (24, 3368910), (30, 2695128), (36, 2245940), (40, 2021346), (45, 1796752), (48, 1684455), (60, 1347564), (72, 1122970), (80, 1010673), (90, 898376), (120, 673782), (144, 561485), (180, 449188), (240, 336891), (360, 224594), (720, 112297)]