71812818

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 213857280

約数和(自身を除く): 142044462

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 19, 21, 22, 27, 33, 38, 42, 54, 57, 63, 66, 77, 81, 99, 101, 114, 126, 133, 154, 162, 171, 189, 198, 202, 209, 231, 243, 266, 297, 303, 342, 378, 399, 418, 462, 486, 513, 567, 594, 606, 627, 693, 707, 798, 891, 909, 1026, 1111, 1134, 1197, 1254, 1386, 1414, 1463, 1539, 1701, 1782, 1818, 1881, 1919, 2079, 2121, 2222, 2394, 2673, 2727, 2926, 3078, 3333, 3402, 3591, 3762, 3838, 4158, 4242, 4389, 4617, 5346, 5454, 5643, 5757, 6237, 6363, 6666, 7182, 7777, 8181, 8778, 9234, 9999, 10773, 11286, 11514, 12474, 12726, 13167, 13433, 15554, 16362, 16929, 17271, 18711, 19089, 19998, 21109, 21546, 23331, 24543, 26334, 26866, 29997, 32319, 33858, 34542, 37422, 38178, 39501, 40299, 42218, 46662, 49086, 50787, 51813, 57267, 59994, 63327, 64638, 69993, 79002, 80598, 89991, 101574, 103626, 114534, 118503, 120897, 126654, 139986, 147763, 155439, 171801, 179982, 189981, 209979, 237006, 241794, 269973, 295526, 310878, 343602, 355509, 362691, 379962, 419958, 443289, 466317, 539946, 569943, 629937, 711018, 725382, 886578, 932634, 1088073, 1139886, 1259874, 1329867, 1709829, 1889811, 2176146, 2659734, 3264219, 3419658, 3779622, 3989601, 5129487, 6528438, 7979202, 10258974, 11968803, 23937606, 35906409, 71812818]

約数ペア:

[(1, 71812818), (2, 35906409), (3, 23937606), (6, 11968803), (7, 10258974), (9, 7979202), (11, 6528438), (14, 5129487), (18, 3989601), (19, 3779622), (21, 3419658), (22, 3264219), (27, 2659734), (33, 2176146), (38, 1889811), (42, 1709829), (54, 1329867), (57, 1259874), (63, 1139886), (66, 1088073), (77, 932634), (81, 886578), (99, 725382), (101, 711018), (114, 629937), (126, 569943), (133, 539946), (154, 466317), (162, 443289), (171, 419958), (189, 379962), (198, 362691), (202, 355509), (209, 343602), (231, 310878), (243, 295526), (266, 269973), (297, 241794), (303, 237006), (342, 209979), (378, 189981), (399, 179982), (418, 171801), (462, 155439), (486, 147763), (513, 139986), (567, 126654), (594, 120897), (606, 118503), (627, 114534), (693, 103626), (707, 101574), (798, 89991), (891, 80598), (909, 79002), (1026, 69993), (1111, 64638), (1134, 63327), (1197, 59994), (1254, 57267), (1386, 51813), (1414, 50787), (1463, 49086), (1539, 46662), (1701, 42218), (1782, 40299), (1818, 39501), (1881, 38178), (1919, 37422), (2079, 34542), (2121, 33858), (2222, 32319), (2394, 29997), (2673, 26866), (2727, 26334), (2926, 24543), (3078, 23331), (3333, 21546), (3402, 21109), (3591, 19998), (3762, 19089), (3838, 18711), (4158, 17271), (4242, 16929), (4389, 16362), (4617, 15554), (5346, 13433), (5454, 13167), (5643, 12726), (5757, 12474), (6237, 11514), (6363, 11286), (6666, 10773), (7182, 9999), (7777, 9234), (8181, 8778)]