216157480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{70181}}^1$

素因数の和:70210

約数の個数: 64

約数和(自身を含む): 606372480

約数和(自身を除く): 390215000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 70181, 140362, 280724, 350905, 491267, 561448, 701810, 771991, 982534, 1403620, 1543982, 1965068, 2456335, 2807240, 3087964, 3859955, 3930136, 4912670, 5403937, 6175928, 7719910, 9825340, 10807874, 15439820, 19650680, 21615748, 27019685, 30879640, 43231496, 54039370, 108078740, 216157480]

約数ペア:

[(1, 216157480), (2, 108078740), (4, 54039370), (5, 43231496), (7, 30879640), (8, 27019685), (10, 21615748), (11, 19650680), (14, 15439820), (20, 10807874), (22, 9825340), (28, 7719910), (35, 6175928), (40, 5403937), (44, 4912670), (55, 3930136), (56, 3859955), (70, 3087964), (77, 2807240), (88, 2456335), (110, 1965068), (140, 1543982), (154, 1403620), (220, 982534), (280, 771991), (308, 701810), (385, 561448), (440, 491267), (616, 350905), (770, 280724), (1540, 140362), (3080, 70181)]