272801340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{216509}}^1$

素因数の和:216531

約数の個数: 72

約数和(自身を含む): 945715680

約数和(自身を除く): 672914340

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, 216509, 433018, 649527, 866036, 1082545, 1299054, 1515563, 1948581, 2165090, 2598108, 3031126, 3247635, 3897162, 4330180, 4546689, 6062252, 6495270, 7577815, 7794324, 9093378, 9742905, 12990540, 13640067, 15155630, 18186756, 19485810, 22733445, 27280134, 30311260, 38971620, 45466890, 54560268, 68200335, 90933780, 136400670, 272801340]

約数ペア:

[(1, 272801340), (2, 136400670), (3, 90933780), (4, 68200335), (5, 54560268), (6, 45466890), (7, 38971620), (9, 30311260), (10, 27280134), (12, 22733445), (14, 19485810), (15, 18186756), (18, 15155630), (20, 13640067), (21, 12990540), (28, 9742905), (30, 9093378), (35, 7794324), (36, 7577815), (42, 6495270), (45, 6062252), (60, 4546689), (63, 4330180), (70, 3897162), (84, 3247635), (90, 3031126), (105, 2598108), (126, 2165090), (140, 1948581), (180, 1515563), (210, 1299054), (252, 1082545), (315, 866036), (420, 649527), (630, 433018), (1260, 216509)]