319540755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 560494080

約数和(自身を除く): 240953325

約数列:

[1, 3, 5, 15, 17, 51, 59, 67, 85, 177, 201, 255, 295, 317, 335, 885, 951, 1003, 1005, 1139, 1585, 3009, 3417, 3953, 4755, 5015, 5389, 5695, 11859, 15045, 16167, 17085, 18703, 19765, 21239, 26945, 56109, 59295, 63717, 67201, 80835, 93515, 106195, 201603, 280545, 317951, 318585, 336005, 361063, 953853, 1008015, 1083189, 1253101, 1589755, 1805315, 3759303, 4769265, 5415945, 6265505, 18796515, 21302717, 63908151, 106513585, 319540755]

約数ペア:

[(1, 319540755), (3, 106513585), (5, 63908151), (15, 21302717), (17, 18796515), (51, 6265505), (59, 5415945), (67, 4769265), (85, 3759303), (177, 1805315), (201, 1589755), (255, 1253101), (295, 1083189), (317, 1008015), (335, 953853), (885, 361063), (951, 336005), (1003, 318585), (1005, 317951), (1139, 280545), (1585, 201603), (3009, 106195), (3417, 93515), (3953, 80835), (4755, 67201), (5015, 63717), (5389, 59295), (5695, 56109), (11859, 26945), (15045, 21239), (16167, 19765), (17085, 18703)]