8403240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 25401600

約数和(自身を除く): 16998360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 293, 478, 586, 717, 879, 956, 1172, 1195, 1434, 1465, 1758, 1912, 2344, 2390, 2868, 2930, 3516, 3585, 4395, 4780, 5736, 5860, 7032, 7170, 8790, 9560, 11720, 14340, 17580, 28680, 35160, 70027, 140054, 210081, 280108, 350135, 420162, 560216, 700270, 840324, 1050405, 1400540, 1680648, 2100810, 2801080, 4201620, 8403240]

約数ペア:

[(1, 8403240), (2, 4201620), (3, 2801080), (4, 2100810), (5, 1680648), (6, 1400540), (8, 1050405), (10, 840324), (12, 700270), (15, 560216), (20, 420162), (24, 350135), (30, 280108), (40, 210081), (60, 140054), (120, 70027), (239, 35160), (293, 28680), (478, 17580), (586, 14340), (717, 11720), (879, 9560), (956, 8790), (1172, 7170), (1195, 7032), (1434, 5860), (1465, 5736), (1758, 4780), (1912, 4395), (2344, 3585), (2390, 3516), (2868, 2930)]