123912240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12007}}^1$

素因数の和:12066

約数の個数: 80

約数和(自身を含む): 393093888

約数和(自身を除く): 269181648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 12007, 24014, 36021, 48028, 60035, 72042, 96056, 120070, 144084, 180105, 192112, 240140, 288168, 360210, 480280, 516301, 576336, 720420, 960560, 1032602, 1440840, 1548903, 2065204, 2581505, 2881680, 3097806, 4130408, 5163010, 6195612, 7744515, 8260816, 10326020, 12391224, 15489030, 20652040, 24782448, 30978060, 41304080, 61956120, 123912240]

約数ペア:

[(1, 123912240), (2, 61956120), (3, 41304080), (4, 30978060), (5, 24782448), (6, 20652040), (8, 15489030), (10, 12391224), (12, 10326020), (15, 8260816), (16, 7744515), (20, 6195612), (24, 5163010), (30, 4130408), (40, 3097806), (43, 2881680), (48, 2581505), (60, 2065204), (80, 1548903), (86, 1440840), (120, 1032602), (129, 960560), (172, 720420), (215, 576336), (240, 516301), (258, 480280), (344, 360210), (430, 288168), (516, 240140), (645, 192112), (688, 180105), (860, 144084), (1032, 120070), (1290, 96056), (1720, 72042), (2064, 60035), (2580, 48028), (3440, 36021), (5160, 24014), (10320, 12007)]