212588820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{393683}}^1$

素因数の和:393701

約数の個数: 48

約数和(自身を含む): 661389120

約数和(自身を除く): 448800300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 393683, 787366, 1181049, 1574732, 1968415, 2362098, 3543147, 3936830, 4724196, 5905245, 7086294, 7873660, 10629441, 11810490, 14172588, 17715735, 21258882, 23620980, 35431470, 42517764, 53147205, 70862940, 106294410, 212588820]

約数ペア:

[(1, 212588820), (2, 106294410), (3, 70862940), (4, 53147205), (5, 42517764), (6, 35431470), (9, 23620980), (10, 21258882), (12, 17715735), (15, 14172588), (18, 11810490), (20, 10629441), (27, 7873660), (30, 7086294), (36, 5905245), (45, 4724196), (54, 3936830), (60, 3543147), (90, 2362098), (108, 1968415), (135, 1574732), (180, 1181049), (270, 787366), (540, 393683)]