253757844

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 724651200

約数和(自身を除く): 470893356

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 139, 153, 157, 171, 204, 228, 278, 306, 314, 323, 342, 417, 471, 556, 612, 628, 646, 684, 834, 942, 969, 1251, 1292, 1413, 1668, 1884, 1938, 2363, 2502, 2641, 2669, 2826, 2907, 2983, 3876, 4726, 5004, 5282, 5338, 5652, 5814, 5966, 7089, 7923, 8007, 8949, 9452, 10564, 10676, 11628, 11932, 14178, 15846, 16014, 17898, 21267, 21823, 23769, 24021, 26847, 28356, 31692, 32028, 35796, 42534, 43646, 44897, 47538, 48042, 50711, 53694, 65469, 85068, 87292, 89794, 95076, 96084, 101422, 107388, 130938, 134691, 152133, 179588, 196407, 202844, 261876, 269382, 304266, 370991, 392814, 404073, 414637, 456399, 538764, 608532, 741982, 785628, 808146, 829274, 912798, 1112973, 1243911, 1483964, 1616292, 1658548, 1825596, 2225946, 2487822, 3338919, 3731733, 4451892, 4975644, 6677838, 7048829, 7463466, 13355676, 14097658, 14926932, 21146487, 28195316, 42292974, 63439461, 84585948, 126878922, 253757844]

約数ペア:

[(1, 253757844), (2, 126878922), (3, 84585948), (4, 63439461), (6, 42292974), (9, 28195316), (12, 21146487), (17, 14926932), (18, 14097658), (19, 13355676), (34, 7463466), (36, 7048829), (38, 6677838), (51, 4975644), (57, 4451892), (68, 3731733), (76, 3338919), (102, 2487822), (114, 2225946), (139, 1825596), (153, 1658548), (157, 1616292), (171, 1483964), (204, 1243911), (228, 1112973), (278, 912798), (306, 829274), (314, 808146), (323, 785628), (342, 741982), (417, 608532), (471, 538764), (556, 456399), (612, 414637), (628, 404073), (646, 392814), (684, 370991), (834, 304266), (942, 269382), (969, 261876), (1251, 202844), (1292, 196407), (1413, 179588), (1668, 152133), (1884, 134691), (1938, 130938), (2363, 107388), (2502, 101422), (2641, 96084), (2669, 95076), (2826, 89794), (2907, 87292), (2983, 85068), (3876, 65469), (4726, 53694), (5004, 50711), (5282, 48042), (5338, 47538), (5652, 44897), (5814, 43646), (5966, 42534), (7089, 35796), (7923, 32028), (8007, 31692), (8949, 28356), (9452, 26847), (10564, 24021), (10676, 23769), (11628, 21823), (11932, 21267), (14178, 17898), (15846, 16014)]