49781340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{39509}}^1$

素因数の和:39531

約数の個数: 72

約数和(自身を含む): 172579680

約数和(自身を除く): 122798340

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, 39509, 79018, 118527, 158036, 197545, 237054, 276563, 355581, 395090, 474108, 553126, 592635, 711162, 790180, 829689, 1106252, 1185270, 1382815, 1422324, 1659378, 1777905, 2370540, 2489067, 2765630, 3318756, 3555810, 4148445, 4978134, 5531260, 7111620, 8296890, 9956268, 12445335, 16593780, 24890670, 49781340]

約数ペア:

[(1, 49781340), (2, 24890670), (3, 16593780), (4, 12445335), (5, 9956268), (6, 8296890), (7, 7111620), (9, 5531260), (10, 4978134), (12, 4148445), (14, 3555810), (15, 3318756), (18, 2765630), (20, 2489067), (21, 2370540), (28, 1777905), (30, 1659378), (35, 1422324), (36, 1382815), (42, 1185270), (45, 1106252), (60, 829689), (63, 790180), (70, 711162), (84, 592635), (90, 553126), (105, 474108), (126, 395090), (140, 355581), (180, 276563), (210, 237054), (252, 197545), (315, 158036), (420, 118527), (630, 79018), (1260, 39509)]