257132130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{451109}}^1$

素因数の和:451138

約数の個数: 32

約数和(自身を含む): 649598400

約数和(自身を除く): 392466270

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 451109, 902218, 1353327, 2255545, 2706654, 4511090, 6766635, 8571071, 13533270, 17142142, 25713213, 42855355, 51426426, 85710710, 128566065, 257132130]

約数ペア:

[(1, 257132130), (2, 128566065), (3, 85710710), (5, 51426426), (6, 42855355), (10, 25713213), (15, 17142142), (19, 13533270), (30, 8571071), (38, 6766635), (57, 4511090), (95, 2706654), (114, 2255545), (190, 1353327), (285, 902218), (570, 451109)]