81641070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{129589}}^1$

素因数の和:129609

約数の個数: 48

約数和(自身を含む): 242592480

約数和(自身を除く): 160951410

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 129589, 259178, 388767, 647945, 777534, 907123, 1166301, 1295890, 1814246, 1943835, 2332602, 2721369, 3887670, 4535615, 5442738, 5831505, 8164107, 9071230, 11663010, 13606845, 16328214, 27213690, 40820535, 81641070]

約数ペア:

[(1, 81641070), (2, 40820535), (3, 27213690), (5, 16328214), (6, 13606845), (7, 11663010), (9, 9071230), (10, 8164107), (14, 5831505), (15, 5442738), (18, 4535615), (21, 3887670), (30, 2721369), (35, 2332602), (42, 1943835), (45, 1814246), (63, 1295890), (70, 1166301), (90, 907123), (105, 777534), (126, 647945), (210, 388767), (315, 259178), (630, 129589)]