134137240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{919}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 312984000

約数和(自身を除く): 178846760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 328, 356, 410, 445, 712, 820, 890, 919, 1640, 1780, 1838, 3560, 3649, 3676, 4595, 7298, 7352, 9190, 14596, 18245, 18380, 29192, 36490, 36760, 37679, 72980, 75358, 81791, 145960, 150716, 163582, 188395, 301432, 327164, 376790, 408955, 654328, 753580, 817910, 1507160, 1635820, 3271640, 3353431, 6706862, 13413724, 16767155, 26827448, 33534310, 67068620, 134137240]

約数ペア:

[(1, 134137240), (2, 67068620), (4, 33534310), (5, 26827448), (8, 16767155), (10, 13413724), (20, 6706862), (40, 3353431), (41, 3271640), (82, 1635820), (89, 1507160), (164, 817910), (178, 753580), (205, 654328), (328, 408955), (356, 376790), (410, 327164), (445, 301432), (712, 188395), (820, 163582), (890, 150716), (919, 145960), (1640, 81791), (1780, 75358), (1838, 72980), (3560, 37679), (3649, 36760), (3676, 36490), (4595, 29192), (7298, 18380), (7352, 18245), (9190, 14596)]