1890945

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 80

約数和(自身を含む): 4181760

約数和(自身を除く): 2290815

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 29, 35, 45, 63, 69, 81, 87, 105, 115, 135, 145, 161, 189, 203, 207, 261, 315, 345, 405, 435, 483, 567, 609, 621, 667, 783, 805, 945, 1015, 1035, 1305, 1449, 1827, 1863, 2001, 2349, 2415, 2835, 3045, 3105, 3335, 3915, 4347, 4669, 5481, 6003, 7245, 9135, 9315, 10005, 11745, 13041, 14007, 16443, 18009, 21735, 23345, 27405, 30015, 42021, 54027, 65205, 70035, 82215, 90045, 126063, 210105, 270135, 378189, 630315, 1890945]

約数ペア:

[(1, 1890945), (3, 630315), (5, 378189), (7, 270135), (9, 210105), (15, 126063), (21, 90045), (23, 82215), (27, 70035), (29, 65205), (35, 54027), (45, 42021), (63, 30015), (69, 27405), (81, 23345), (87, 21735), (105, 18009), (115, 16443), (135, 14007), (145, 13041), (161, 11745), (189, 10005), (203, 9315), (207, 9135), (261, 7245), (315, 6003), (345, 5481), (405, 4669), (435, 4347), (483, 3915), (567, 3335), (609, 3105), (621, 3045), (667, 2835), (783, 2415), (805, 2349), (945, 2001), (1015, 1863), (1035, 1827), (1305, 1449)]