9912420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{7867}}^1$

素因数の和:7889

約数の個数: 72

約数和(自身を含む): 34367424

約数和(自身を除く): 24455004

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, 7867, 15734, 23601, 31468, 39335, 47202, 55069, 70803, 78670, 94404, 110138, 118005, 141606, 157340, 165207, 220276, 236010, 275345, 283212, 330414, 354015, 472020, 495621, 550690, 660828, 708030, 826035, 991242, 1101380, 1416060, 1652070, 1982484, 2478105, 3304140, 4956210, 9912420]

約数ペア:

[(1, 9912420), (2, 4956210), (3, 3304140), (4, 2478105), (5, 1982484), (6, 1652070), (7, 1416060), (9, 1101380), (10, 991242), (12, 826035), (14, 708030), (15, 660828), (18, 550690), (20, 495621), (21, 472020), (28, 354015), (30, 330414), (35, 283212), (36, 275345), (42, 236010), (45, 220276), (60, 165207), (63, 157340), (70, 141606), (84, 118005), (90, 110138), (105, 94404), (126, 78670), (140, 70803), (180, 55069), (210, 47202), (252, 39335), (315, 31468), (420, 23601), (630, 15734), (1260, 7867)]