51531420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2659}}^1$

素因数の和:2707

約数の個数: 96

約数和(自身を含む): 160876800

約数和(自身を除く): 109345380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 2659, 3230, 3876, 4845, 5318, 6460, 7977, 9690, 10636, 13295, 15954, 19380, 26590, 31908, 39885, 45203, 50521, 53180, 79770, 90406, 101042, 135609, 151563, 159540, 180812, 202084, 226015, 252605, 271218, 303126, 452030, 505210, 542436, 606252, 678045, 757815, 858857, 904060, 1010420, 1356090, 1515630, 1717714, 2576571, 2712180, 3031260, 3435428, 4294285, 5153142, 8588570, 10306284, 12882855, 17177140, 25765710, 51531420]

約数ペア:

[(1, 51531420), (2, 25765710), (3, 17177140), (4, 12882855), (5, 10306284), (6, 8588570), (10, 5153142), (12, 4294285), (15, 3435428), (17, 3031260), (19, 2712180), (20, 2576571), (30, 1717714), (34, 1515630), (38, 1356090), (51, 1010420), (57, 904060), (60, 858857), (68, 757815), (76, 678045), (85, 606252), (95, 542436), (102, 505210), (114, 452030), (170, 303126), (190, 271218), (204, 252605), (228, 226015), (255, 202084), (285, 180812), (323, 159540), (340, 151563), (380, 135609), (510, 101042), (570, 90406), (646, 79770), (969, 53180), (1020, 50521), (1140, 45203), (1292, 39885), (1615, 31908), (1938, 26590), (2659, 19380), (3230, 15954), (3876, 13295), (4845, 10636), (5318, 9690), (6460, 7977)]