395071020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{243871}}^1$

素因数の和:243892

約数の個数: 60

約数和(自身を含む): 1239357504

約数和(自身を除く): 844286484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 243871, 487742, 731613, 975484, 1219355, 1463226, 2194839, 2438710, 2926452, 3658065, 4389678, 4877420, 6584517, 7316130, 8779356, 10974195, 13169034, 14632260, 19753551, 21948390, 26338068, 32922585, 39507102, 43896780, 65845170, 79014204, 98767755, 131690340, 197535510, 395071020]

約数ペア:

[(1, 395071020), (2, 197535510), (3, 131690340), (4, 98767755), (5, 79014204), (6, 65845170), (9, 43896780), (10, 39507102), (12, 32922585), (15, 26338068), (18, 21948390), (20, 19753551), (27, 14632260), (30, 13169034), (36, 10974195), (45, 8779356), (54, 7316130), (60, 6584517), (81, 4877420), (90, 4389678), (108, 3658065), (135, 2926452), (162, 2438710), (180, 2194839), (270, 1463226), (324, 1219355), (405, 975484), (540, 731613), (810, 487742), (1620, 243871)]