212678940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58109}}^1$

素因数の和:58182

約数の個数: 48

約数和(自身を含む): 605273760

約数和(自身を除く): 392594820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 58109, 116218, 174327, 232436, 290545, 348654, 581090, 697308, 871635, 1162180, 1743270, 3486540, 3544649, 7089298, 10633947, 14178596, 17723245, 21267894, 35446490, 42535788, 53169735, 70892980, 106339470, 212678940]

約数ペア:

[(1, 212678940), (2, 106339470), (3, 70892980), (4, 53169735), (5, 42535788), (6, 35446490), (10, 21267894), (12, 17723245), (15, 14178596), (20, 10633947), (30, 7089298), (60, 3544649), (61, 3486540), (122, 1743270), (183, 1162180), (244, 871635), (305, 697308), (366, 581090), (610, 348654), (732, 290545), (915, 232436), (1220, 174327), (1830, 116218), (3660, 58109)]