217281636

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1327

約数の個数: 144

約数和(自身を含む): 667340800

約数和(自身を除く): 450059164

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 99, 108, 117, 121, 132, 143, 156, 198, 234, 242, 286, 297, 351, 363, 396, 429, 468, 484, 572, 594, 702, 726, 858, 1089, 1188, 1279, 1287, 1404, 1452, 1573, 1716, 2178, 2558, 2574, 3146, 3267, 3837, 3861, 4356, 4719, 5116, 5148, 6292, 6534, 7674, 7722, 9438, 11511, 13068, 14069, 14157, 15348, 15444, 16627, 18876, 23022, 28138, 28314, 33254, 34533, 42207, 42471, 46044, 49881, 56276, 56628, 66508, 69066, 84414, 84942, 99762, 126621, 138132, 149643, 154759, 168828, 169884, 182897, 199524, 253242, 299286, 309518, 365794, 379863, 448929, 464277, 506484, 548691, 598572, 619036, 731588, 759726, 897858, 928554, 1097382, 1392831, 1519452, 1646073, 1795716, 1857108, 2011867, 2194764, 2785662, 3292146, 4023734, 4178493, 4938219, 5571324, 6035601, 6584292, 8047468, 8356986, 9876438, 12071202, 16713972, 18106803, 19752876, 24142404, 36213606, 54320409, 72427212, 108640818, 217281636]

約数ペア:

[(1, 217281636), (2, 108640818), (3, 72427212), (4, 54320409), (6, 36213606), (9, 24142404), (11, 19752876), (12, 18106803), (13, 16713972), (18, 12071202), (22, 9876438), (26, 8356986), (27, 8047468), (33, 6584292), (36, 6035601), (39, 5571324), (44, 4938219), (52, 4178493), (54, 4023734), (66, 3292146), (78, 2785662), (99, 2194764), (108, 2011867), (117, 1857108), (121, 1795716), (132, 1646073), (143, 1519452), (156, 1392831), (198, 1097382), (234, 928554), (242, 897858), (286, 759726), (297, 731588), (351, 619036), (363, 598572), (396, 548691), (429, 506484), (468, 464277), (484, 448929), (572, 379863), (594, 365794), (702, 309518), (726, 299286), (858, 253242), (1089, 199524), (1188, 182897), (1279, 169884), (1287, 168828), (1404, 154759), (1452, 149643), (1573, 138132), (1716, 126621), (2178, 99762), (2558, 84942), (2574, 84414), (3146, 69066), (3267, 66508), (3837, 56628), (3861, 56276), (4356, 49881), (4719, 46044), (5116, 42471), (5148, 42207), (6292, 34533), (6534, 33254), (7674, 28314), (7722, 28138), (9438, 23022), (11511, 18876), (13068, 16627), (14069, 15444), (14157, 15348)]