214945620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{210731}}^1$

素因数の和:210760

約数の個数: 48

約数和(自身を含む): 637253568

約数和(自身を除く): 422307948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 210731, 421462, 632193, 842924, 1053655, 1264386, 2107310, 2528772, 3160965, 3582427, 4214620, 6321930, 7164854, 10747281, 12643860, 14329708, 17912135, 21494562, 35824270, 42989124, 53736405, 71648540, 107472810, 214945620]

約数ペア:

[(1, 214945620), (2, 107472810), (3, 71648540), (4, 53736405), (5, 42989124), (6, 35824270), (10, 21494562), (12, 17912135), (15, 14329708), (17, 12643860), (20, 10747281), (30, 7164854), (34, 6321930), (51, 4214620), (60, 3582427), (68, 3160965), (85, 2528772), (102, 2107310), (170, 1264386), (204, 1053655), (255, 842924), (340, 632193), (510, 421462), (1020, 210731)]