69872940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{388183}}^1$

素因数の和:388198

約数の個数: 36

約数和(自身を含む): 211948464

約数和(自身を除く): 142075524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 388183, 776366, 1164549, 1552732, 1940915, 2329098, 3493647, 3881830, 4658196, 5822745, 6987294, 7763660, 11645490, 13974588, 17468235, 23290980, 34936470, 69872940]

約数ペア:

[(1, 69872940), (2, 34936470), (3, 23290980), (4, 17468235), (5, 13974588), (6, 11645490), (9, 7763660), (10, 6987294), (12, 5822745), (15, 4658196), (18, 3881830), (20, 3493647), (30, 2329098), (36, 1940915), (45, 1552732), (60, 1164549), (90, 776366), (180, 388183)]