16328340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{12959}}^1$

素因数の和:12981

約数の個数: 72

約数和(自身を含む): 56609280

約数和(自身を除く): 40280940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 12959, 25918, 38877, 51836, 64795, 77754, 90713, 116631, 129590, 155508, 181426, 194385, 233262, 259180, 272139, 362852, 388770, 453565, 466524, 544278, 583155, 777540, 816417, 907130, 1088556, 1166310, 1360695, 1632834, 1814260, 2332620, 2721390, 3265668, 4082085, 5442780, 8164170, 16328340]

約数ペア:

[(1, 16328340), (2, 8164170), (3, 5442780), (4, 4082085), (5, 3265668), (6, 2721390), (7, 2332620), (9, 1814260), (10, 1632834), (12, 1360695), (14, 1166310), (15, 1088556), (18, 907130), (20, 816417), (21, 777540), (28, 583155), (30, 544278), (35, 466524), (36, 453565), (42, 388770), (45, 362852), (60, 272139), (63, 259180), (70, 233262), (84, 194385), (90, 181426), (105, 155508), (126, 129590), (140, 116631), (180, 90713), (210, 77754), (252, 64795), (315, 51836), (420, 38877), (630, 25918), (1260, 12959)]