128881590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252709}}^1$

素因数の和:252736

約数の個数: 32

約数和(自身を含む): 327512160

約数和(自身を除く): 198630570

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 252709, 505418, 758127, 1263545, 1516254, 2527090, 3790635, 4296053, 7581270, 8592106, 12888159, 21480265, 25776318, 42960530, 64440795, 128881590]

約数ペア:

[(1, 128881590), (2, 64440795), (3, 42960530), (5, 25776318), (6, 21480265), (10, 12888159), (15, 8592106), (17, 7581270), (30, 4296053), (34, 3790635), (51, 2527090), (85, 1516254), (102, 1263545), (170, 758127), (255, 505418), (510, 252709)]