30117850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 72

約数和(自身を含む): 68700960

約数和(自身を除く): 38583110

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 49, 50, 70, 95, 98, 133, 175, 190, 245, 266, 350, 475, 490, 647, 665, 931, 950, 1225, 1294, 1330, 1862, 2450, 3235, 3325, 4529, 4655, 6470, 6650, 9058, 9310, 12293, 16175, 22645, 23275, 24586, 31703, 32350, 45290, 46550, 61465, 63406, 86051, 113225, 122930, 158515, 172102, 226450, 307325, 317030, 430255, 602357, 614650, 792575, 860510, 1204714, 1585150, 2151275, 3011785, 4302550, 6023570, 15058925, 30117850]

約数ペア:

[(1, 30117850), (2, 15058925), (5, 6023570), (7, 4302550), (10, 3011785), (14, 2151275), (19, 1585150), (25, 1204714), (35, 860510), (38, 792575), (49, 614650), (50, 602357), (70, 430255), (95, 317030), (98, 307325), (133, 226450), (175, 172102), (190, 158515), (245, 122930), (266, 113225), (350, 86051), (475, 63406), (490, 61465), (647, 46550), (665, 45290), (931, 32350), (950, 31703), (1225, 24586), (1294, 23275), (1330, 22645), (1862, 16175), (2450, 12293), (3235, 9310), (3325, 9058), (4529, 6650), (4655, 6470)]