218471330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1879}}^1$

素因数の和:2055

約数の個数: 64

約数和(自身を含む): 493793280

約数和(自身を除く): 275321950

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 151, 154, 302, 385, 755, 770, 1057, 1510, 1661, 1879, 2114, 3322, 3758, 5285, 8305, 9395, 10570, 11627, 13153, 16610, 18790, 20669, 23254, 26306, 41338, 58135, 65765, 103345, 116270, 131530, 144683, 206690, 283729, 289366, 567458, 723415, 1418645, 1446830, 1986103, 2837290, 3121019, 3972206, 6242038, 9930515, 15605095, 19861030, 21847133, 31210190, 43694266, 109235665, 218471330]

約数ペア:

[(1, 218471330), (2, 109235665), (5, 43694266), (7, 31210190), (10, 21847133), (11, 19861030), (14, 15605095), (22, 9930515), (35, 6242038), (55, 3972206), (70, 3121019), (77, 2837290), (110, 1986103), (151, 1446830), (154, 1418645), (302, 723415), (385, 567458), (755, 289366), (770, 283729), (1057, 206690), (1510, 144683), (1661, 131530), (1879, 116270), (2114, 103345), (3322, 65765), (3758, 58135), (5285, 41338), (8305, 26306), (9395, 23254), (10570, 20669), (11627, 18790), (13153, 16610)]