311893956

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:887

約数の個数: 144

約数和(自身を含む): 920572800

約数和(自身を除く): 608678844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 54, 58, 66, 87, 99, 108, 116, 121, 132, 174, 198, 242, 261, 297, 319, 348, 363, 396, 484, 522, 594, 638, 726, 783, 823, 957, 1044, 1089, 1188, 1276, 1452, 1566, 1646, 1914, 2178, 2469, 2871, 3132, 3267, 3292, 3509, 3828, 4356, 4938, 5742, 6534, 7018, 7407, 8613, 9053, 9876, 10527, 11484, 13068, 14036, 14814, 17226, 18106, 21054, 22221, 23867, 27159, 29628, 31581, 34452, 36212, 42108, 44442, 47734, 54318, 63162, 71601, 81477, 88884, 94743, 95468, 99583, 108636, 126324, 143202, 162954, 189486, 199166, 214803, 244431, 262537, 286404, 298749, 325908, 378972, 398332, 429606, 488862, 525074, 597498, 644409, 787611, 859212, 896247, 977724, 1050148, 1194996, 1288818, 1575222, 1792494, 2362833, 2577636, 2688741, 2887907, 3150444, 3584988, 4725666, 5377482, 5775814, 7088499, 8663721, 9451332, 10754964, 11551628, 14176998, 17327442, 25991163, 28353996, 34654884, 51982326, 77973489, 103964652, 155946978, 311893956]

約数ペア:

[(1, 311893956), (2, 155946978), (3, 103964652), (4, 77973489), (6, 51982326), (9, 34654884), (11, 28353996), (12, 25991163), (18, 17327442), (22, 14176998), (27, 11551628), (29, 10754964), (33, 9451332), (36, 8663721), (44, 7088499), (54, 5775814), (58, 5377482), (66, 4725666), (87, 3584988), (99, 3150444), (108, 2887907), (116, 2688741), (121, 2577636), (132, 2362833), (174, 1792494), (198, 1575222), (242, 1288818), (261, 1194996), (297, 1050148), (319, 977724), (348, 896247), (363, 859212), (396, 787611), (484, 644409), (522, 597498), (594, 525074), (638, 488862), (726, 429606), (783, 398332), (823, 378972), (957, 325908), (1044, 298749), (1089, 286404), (1188, 262537), (1276, 244431), (1452, 214803), (1566, 199166), (1646, 189486), (1914, 162954), (2178, 143202), (2469, 126324), (2871, 108636), (3132, 99583), (3267, 95468), (3292, 94743), (3509, 88884), (3828, 81477), (4356, 71601), (4938, 63162), (5742, 54318), (6534, 47734), (7018, 44442), (7407, 42108), (8613, 36212), (9053, 34452), (9876, 31581), (10527, 29628), (11484, 27159), (13068, 23867), (14036, 22221), (14814, 21054), (17226, 18106)]