308996960

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{10789}}^1$

素因数の和:10983

約数の個数: 48

約数和(自身を含む): 734151600

約数和(自身を除く): 425154640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5728, 7160, 10789, 14320, 21578, 28640, 43156, 53945, 86312, 107890, 172624, 215780, 345248, 431560, 863120, 1726240, 1931231, 3862462, 7724924, 9656155, 15449848, 19312310, 30899696, 38624620, 61799392, 77249240, 154498480, 308996960]

約数ペア:

[(1, 308996960), (2, 154498480), (4, 77249240), (5, 61799392), (8, 38624620), (10, 30899696), (16, 19312310), (20, 15449848), (32, 9656155), (40, 7724924), (80, 3862462), (160, 1931231), (179, 1726240), (358, 863120), (716, 431560), (895, 345248), (1432, 215780), (1790, 172624), (2864, 107890), (3580, 86312), (5728, 53945), (7160, 43156), (10789, 28640), (14320, 21578)]