67439820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 217115136

約数和(自身を除く): 149675316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 761, 844, 1055, 1266, 1477, 1522, 2110, 2283, 2532, 2954, 3044, 3165, 3805, 4220, 4431, 4566, 5327, 5908, 6330, 7385, 7610, 8862, 9132, 10654, 11415, 12660, 14770, 15220, 15981, 17724, 21308, 22155, 22830, 26635, 29540, 31962, 44310, 45660, 53270, 63924, 79905, 88620, 106540, 159810, 160571, 319620, 321142, 481713, 642284, 802855, 963426, 1123997, 1605710, 1926852, 2247994, 2408565, 3211420, 3371991, 4495988, 4817130, 5619985, 6743982, 9634260, 11239970, 13487964, 16859955, 22479940, 33719910, 67439820]

約数ペア:

[(1, 67439820), (2, 33719910), (3, 22479940), (4, 16859955), (5, 13487964), (6, 11239970), (7, 9634260), (10, 6743982), (12, 5619985), (14, 4817130), (15, 4495988), (20, 3371991), (21, 3211420), (28, 2408565), (30, 2247994), (35, 1926852), (42, 1605710), (60, 1123997), (70, 963426), (84, 802855), (105, 642284), (140, 481713), (210, 321142), (211, 319620), (420, 160571), (422, 159810), (633, 106540), (761, 88620), (844, 79905), (1055, 63924), (1266, 53270), (1477, 45660), (1522, 44310), (2110, 31962), (2283, 29540), (2532, 26635), (2954, 22830), (3044, 22155), (3165, 21308), (3805, 17724), (4220, 15981), (4431, 15220), (4566, 14770), (5327, 12660), (5908, 11415), (6330, 10654), (7385, 9132), (7610, 8862)]