81215244

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:660

約数の個数: 96

約数和(自身を含む): 231840000

約数和(自身を除く): 150624756

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 137, 198, 274, 297, 396, 411, 499, 548, 594, 822, 998, 1188, 1233, 1497, 1507, 1644, 1996, 2466, 2994, 3014, 3699, 4491, 4521, 4932, 5489, 5988, 6028, 7398, 8982, 9042, 10978, 13473, 13563, 14796, 16467, 17964, 18084, 21956, 26946, 27126, 32934, 40689, 49401, 53892, 54252, 65868, 68363, 81378, 98802, 136726, 148203, 162756, 197604, 205089, 273452, 296406, 410178, 592812, 615267, 751993, 820356, 1230534, 1503986, 1845801, 2255979, 2461068, 3007972, 3691602, 4511958, 6767937, 7383204, 9023916, 13535874, 20303811, 27071748, 40607622, 81215244]

約数ペア:

[(1, 81215244), (2, 40607622), (3, 27071748), (4, 20303811), (6, 13535874), (9, 9023916), (11, 7383204), (12, 6767937), (18, 4511958), (22, 3691602), (27, 3007972), (33, 2461068), (36, 2255979), (44, 1845801), (54, 1503986), (66, 1230534), (99, 820356), (108, 751993), (132, 615267), (137, 592812), (198, 410178), (274, 296406), (297, 273452), (396, 205089), (411, 197604), (499, 162756), (548, 148203), (594, 136726), (822, 98802), (998, 81378), (1188, 68363), (1233, 65868), (1497, 54252), (1507, 53892), (1644, 49401), (1996, 40689), (2466, 32934), (2994, 27126), (3014, 26946), (3699, 21956), (4491, 18084), (4521, 17964), (4932, 16467), (5489, 14796), (5988, 13563), (6028, 13473), (7398, 10978), (8982, 9042)]