142990680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{170227}}^1$

素因数の和:170248

約数の個数: 64

約数和(自身を含む): 490256640

約数和(自身を除く): 347265960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 170227, 340454, 510681, 680908, 851135, 1021362, 1191589, 1361816, 1702270, 2042724, 2383178, 2553405, 3404540, 3574767, 4085448, 4766356, 5106810, 5957945, 6809080, 7149534, 9532712, 10213620, 11915890, 14299068, 17873835, 20427240, 23831780, 28598136, 35747670, 47663560, 71495340, 142990680]

約数ペア:

[(1, 142990680), (2, 71495340), (3, 47663560), (4, 35747670), (5, 28598136), (6, 23831780), (7, 20427240), (8, 17873835), (10, 14299068), (12, 11915890), (14, 10213620), (15, 9532712), (20, 7149534), (21, 6809080), (24, 5957945), (28, 5106810), (30, 4766356), (35, 4085448), (40, 3574767), (42, 3404540), (56, 2553405), (60, 2383178), (70, 2042724), (84, 1702270), (105, 1361816), (120, 1191589), (140, 1021362), (168, 851135), (210, 680908), (280, 510681), (420, 340454), (840, 170227)]