64872108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2027}}^1$

素因数の和:2171

約数の個数: 72

約数和(自身を含む): 188977152

約数和(自身を除く): 124105044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2027, 2286, 2667, 3556, 4054, 4572, 5334, 6081, 8001, 8108, 10668, 12162, 14189, 16002, 18243, 24324, 28378, 32004, 36486, 42567, 56756, 72972, 85134, 127701, 170268, 255402, 257429, 510804, 514858, 772287, 1029716, 1544574, 1802003, 2316861, 3089148, 3604006, 4633722, 5406009, 7208012, 9267444, 10812018, 16218027, 21624036, 32436054, 64872108]

約数ペア:

[(1, 64872108), (2, 32436054), (3, 21624036), (4, 16218027), (6, 10812018), (7, 9267444), (9, 7208012), (12, 5406009), (14, 4633722), (18, 3604006), (21, 3089148), (28, 2316861), (36, 1802003), (42, 1544574), (63, 1029716), (84, 772287), (126, 514858), (127, 510804), (252, 257429), (254, 255402), (381, 170268), (508, 127701), (762, 85134), (889, 72972), (1143, 56756), (1524, 42567), (1778, 36486), (2027, 32004), (2286, 28378), (2667, 24324), (3556, 18243), (4054, 16002), (4572, 14189), (5334, 12162), (6081, 10668), (8001, 8108)]