64908120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540901}}^1$

素因数の和:540915

約数の個数: 32

約数和(自身を含む): 194724720

約数和(自身を除く): 129816600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540901, 1081802, 1622703, 2163604, 2704505, 3245406, 4327208, 5409010, 6490812, 8113515, 10818020, 12981624, 16227030, 21636040, 32454060, 64908120]

約数ペア:

[(1, 64908120), (2, 32454060), (3, 21636040), (4, 16227030), (5, 12981624), (6, 10818020), (8, 8113515), (10, 6490812), (12, 5409010), (15, 4327208), (20, 3245406), (24, 2704505), (30, 2163604), (40, 1622703), (60, 1081802), (120, 540901)]