211324120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{997}}^1$

素因数の和:1772

約数の個数: 64

約数和(自身を含む): 544668480

約数和(自身を除く): 333344360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 757, 997, 1514, 1994, 3028, 3785, 3988, 4985, 5299, 6056, 6979, 7570, 7976, 9970, 10598, 13958, 15140, 19940, 21196, 26495, 27916, 30280, 34895, 39880, 42392, 52990, 55832, 69790, 105980, 139580, 211960, 279160, 754729, 1509458, 3018916, 3773645, 5283103, 6037832, 7547290, 10566206, 15094580, 21132412, 26415515, 30189160, 42264824, 52831030, 105662060, 211324120]

約数ペア:

[(1, 211324120), (2, 105662060), (4, 52831030), (5, 42264824), (7, 30189160), (8, 26415515), (10, 21132412), (14, 15094580), (20, 10566206), (28, 7547290), (35, 6037832), (40, 5283103), (56, 3773645), (70, 3018916), (140, 1509458), (280, 754729), (757, 279160), (997, 211960), (1514, 139580), (1994, 105980), (3028, 69790), (3785, 55832), (3988, 52990), (4985, 42392), (5299, 39880), (6056, 34895), (6979, 30280), (7570, 27916), (7976, 26495), (9970, 21196), (10598, 19940), (13958, 15140)]