66831240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79561}}^1$

素因数の和:79582

約数の個数: 64

約数和(自身を含む): 229138560

約数和(自身を除く): 162307320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79561, 159122, 238683, 318244, 397805, 477366, 556927, 636488, 795610, 954732, 1113854, 1193415, 1591220, 1670781, 1909464, 2227708, 2386830, 2784635, 3182440, 3341562, 4455416, 4773660, 5569270, 6683124, 8353905, 9547320, 11138540, 13366248, 16707810, 22277080, 33415620, 66831240]

約数ペア:

[(1, 66831240), (2, 33415620), (3, 22277080), (4, 16707810), (5, 13366248), (6, 11138540), (7, 9547320), (8, 8353905), (10, 6683124), (12, 5569270), (14, 4773660), (15, 4455416), (20, 3341562), (21, 3182440), (24, 2784635), (28, 2386830), (30, 2227708), (35, 1909464), (40, 1670781), (42, 1591220), (56, 1193415), (60, 1113854), (70, 954732), (84, 795610), (105, 636488), (120, 556927), (140, 477366), (168, 397805), (210, 318244), (280, 238683), (420, 159122), (840, 79561)]