2018086125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 3881779200

約数和(自身を除く): 1863693075

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 89, 115, 125, 165, 239, 253, 267, 275, 345, 375, 445, 575, 717, 759, 825, 979, 1195, 1265, 1335, 1375, 1725, 2047, 2225, 2629, 2875, 2937, 3585, 3795, 4125, 4895, 5497, 5975, 6141, 6325, 6675, 7887, 8625, 10235, 11125, 13145, 14685, 16491, 17925, 18975, 21271, 22517, 24475, 27485, 29875, 30705, 31625, 33375, 39435, 51175, 60467, 63813, 65725, 67551, 73425, 82455, 89625, 94875, 106355, 112585, 122375, 137425, 153525, 181401, 197175, 233981, 255875, 302335, 319065, 328625, 337755, 367125, 412275, 489233, 531775, 562925, 687125, 701943, 767625, 907005, 985875, 1169905, 1467699, 1511675, 1595325, 1688775, 2061375, 2446165, 2658875, 2814625, 3509715, 4535025, 5381563, 5849525, 7338495, 7558375, 7976625, 8443875, 12230825, 16144689, 17548575, 22675125, 26907815, 29247625, 36692475, 61154125, 80723445, 87742875, 134539075, 183462375, 403617225, 672695375, 2018086125]

約数ペア:

[(1, 2018086125), (3, 672695375), (5, 403617225), (11, 183462375), (15, 134539075), (23, 87742875), (25, 80723445), (33, 61154125), (55, 36692475), (69, 29247625), (75, 26907815), (89, 22675125), (115, 17548575), (125, 16144689), (165, 12230825), (239, 8443875), (253, 7976625), (267, 7558375), (275, 7338495), (345, 5849525), (375, 5381563), (445, 4535025), (575, 3509715), (717, 2814625), (759, 2658875), (825, 2446165), (979, 2061375), (1195, 1688775), (1265, 1595325), (1335, 1511675), (1375, 1467699), (1725, 1169905), (2047, 985875), (2225, 907005), (2629, 767625), (2875, 701943), (2937, 687125), (3585, 562925), (3795, 531775), (4125, 489233), (4895, 412275), (5497, 367125), (5975, 337755), (6141, 328625), (6325, 319065), (6675, 302335), (7887, 255875), (8625, 233981), (10235, 197175), (11125, 181401), (13145, 153525), (14685, 137425), (16491, 122375), (17925, 112585), (18975, 106355), (21271, 94875), (22517, 89625), (24475, 82455), (27485, 73425), (29875, 67551), (30705, 65725), (31625, 63813), (33375, 60467), (39435, 51175)]