82780470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24859}}^1$

素因数の和:24909

約数の個数: 48

約数和(自身を含む): 221055120

約数和(自身を除く): 138274650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 24859, 49718, 74577, 124295, 149154, 223731, 248590, 372885, 447462, 745770, 919783, 1118655, 1839566, 2237310, 2759349, 4598915, 5518698, 8278047, 9197830, 13796745, 16556094, 27593490, 41390235, 82780470]

約数ペア:

[(1, 82780470), (2, 41390235), (3, 27593490), (5, 16556094), (6, 13796745), (9, 9197830), (10, 8278047), (15, 5518698), (18, 4598915), (30, 2759349), (37, 2237310), (45, 1839566), (74, 1118655), (90, 919783), (111, 745770), (185, 447462), (222, 372885), (333, 248590), (370, 223731), (555, 149154), (666, 124295), (1110, 74577), (1665, 49718), (3330, 24859)]