1984366980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{297953}}^1$

素因数の和:298005

約数の個数: 72

約数和(自身を含む): 6181949592

約数和(自身を除く): 4197582612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 297953, 595906, 893859, 1191812, 1489765, 1787718, 2681577, 2979530, 3575436, 4469295, 5363154, 5959060, 8938590, 10726308, 11024261, 13407885, 17877180, 22048522, 26815770, 33072783, 44097044, 53631540, 55121305, 66145566, 99218349, 110242610, 132291132, 165363915, 198436698, 220485220, 330727830, 396873396, 496091745, 661455660, 992183490, 1984366980]

約数ペア:

[(1, 1984366980), (2, 992183490), (3, 661455660), (4, 496091745), (5, 396873396), (6, 330727830), (9, 220485220), (10, 198436698), (12, 165363915), (15, 132291132), (18, 110242610), (20, 99218349), (30, 66145566), (36, 55121305), (37, 53631540), (45, 44097044), (60, 33072783), (74, 26815770), (90, 22048522), (111, 17877180), (148, 13407885), (180, 11024261), (185, 10726308), (222, 8938590), (333, 5959060), (370, 5363154), (444, 4469295), (555, 3575436), (666, 2979530), (740, 2681577), (1110, 1787718), (1332, 1489765), (1665, 1191812), (2220, 893859), (3330, 595906), (6660, 297953)]