72860940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{404783}}^1$

素因数の和:404798

約数の個数: 36

約数和(自身を含む): 221012064

約数和(自身を除く): 148151124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 404783, 809566, 1214349, 1619132, 2023915, 2428698, 3643047, 4047830, 4857396, 6071745, 7286094, 8095660, 12143490, 14572188, 18215235, 24286980, 36430470, 72860940]

約数ペア:

[(1, 72860940), (2, 36430470), (3, 24286980), (4, 18215235), (5, 14572188), (6, 12143490), (9, 8095660), (10, 7286094), (12, 6071745), (15, 4857396), (18, 4047830), (20, 3643047), (30, 2428698), (36, 2023915), (45, 1619132), (60, 1214349), (90, 809566), (180, 404783)]