217121892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 632217600

約数和(自身を除く): 415095708

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 31, 34, 38, 39, 51, 52, 57, 62, 68, 76, 78, 93, 102, 114, 124, 139, 156, 186, 204, 221, 228, 247, 278, 323, 372, 403, 417, 442, 494, 527, 556, 589, 646, 663, 741, 806, 834, 884, 969, 988, 1054, 1178, 1209, 1292, 1326, 1482, 1581, 1612, 1668, 1767, 1807, 1938, 2108, 2356, 2363, 2418, 2641, 2652, 2964, 3162, 3534, 3614, 3876, 4199, 4309, 4726, 4836, 5282, 5421, 6324, 6851, 7068, 7089, 7228, 7657, 7923, 8398, 8618, 9452, 10013, 10564, 10842, 12597, 12927, 13702, 14178, 15314, 15846, 16796, 17236, 20026, 20553, 21684, 22971, 25194, 25854, 27404, 28356, 30039, 30628, 30719, 31692, 34333, 40052, 41106, 44897, 45942, 50388, 51708, 56017, 60078, 61438, 68666, 73253, 81871, 82212, 89794, 91884, 92157, 102999, 112034, 120156, 122876, 130169, 134691, 137332, 146506, 163742, 168051, 179588, 184314, 205998, 219759, 224068, 245613, 260338, 269382, 293012, 327484, 336102, 368628, 390507, 411996, 439518, 491226, 520676, 538764, 583661, 672204, 781014, 879036, 952289, 982452, 1064323, 1167322, 1391807, 1562028, 1750983, 1904578, 2128646, 2334644, 2783614, 2856867, 3192969, 3501966, 3809156, 4175421, 4257292, 5567228, 5713734, 6385938, 7003932, 8350842, 11427468, 12771876, 16701684, 18093491, 36186982, 54280473, 72373964, 108560946, 217121892]

約数ペア:

[(1, 217121892), (2, 108560946), (3, 72373964), (4, 54280473), (6, 36186982), (12, 18093491), (13, 16701684), (17, 12771876), (19, 11427468), (26, 8350842), (31, 7003932), (34, 6385938), (38, 5713734), (39, 5567228), (51, 4257292), (52, 4175421), (57, 3809156), (62, 3501966), (68, 3192969), (76, 2856867), (78, 2783614), (93, 2334644), (102, 2128646), (114, 1904578), (124, 1750983), (139, 1562028), (156, 1391807), (186, 1167322), (204, 1064323), (221, 982452), (228, 952289), (247, 879036), (278, 781014), (323, 672204), (372, 583661), (403, 538764), (417, 520676), (442, 491226), (494, 439518), (527, 411996), (556, 390507), (589, 368628), (646, 336102), (663, 327484), (741, 293012), (806, 269382), (834, 260338), (884, 245613), (969, 224068), (988, 219759), (1054, 205998), (1178, 184314), (1209, 179588), (1292, 168051), (1326, 163742), (1482, 146506), (1581, 137332), (1612, 134691), (1668, 130169), (1767, 122876), (1807, 120156), (1938, 112034), (2108, 102999), (2356, 92157), (2363, 91884), (2418, 89794), (2641, 82212), (2652, 81871), (2964, 73253), (3162, 68666), (3534, 61438), (3614, 60078), (3876, 56017), (4199, 51708), (4309, 50388), (4726, 45942), (4836, 44897), (5282, 41106), (5421, 40052), (6324, 34333), (6851, 31692), (7068, 30719), (7089, 30628), (7228, 30039), (7657, 28356), (7923, 27404), (8398, 25854), (8618, 25194), (9452, 22971), (10013, 21684), (10564, 20553), (10842, 20026), (12597, 17236), (12927, 16796), (13702, 15846), (14178, 15314)]