128738760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1072823}}^1$

素因数の和:1072837

約数の個数: 32

約数和(自身を含む): 386216640

約数和(自身を除く): 257477880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1072823, 2145646, 3218469, 4291292, 5364115, 6436938, 8582584, 10728230, 12873876, 16092345, 21456460, 25747752, 32184690, 42912920, 64369380, 128738760]

約数ペア:

[(1, 128738760), (2, 64369380), (3, 42912920), (4, 32184690), (5, 25747752), (6, 21456460), (8, 16092345), (10, 12873876), (12, 10728230), (15, 8582584), (20, 6436938), (24, 5364115), (30, 4291292), (40, 3218469), (60, 2145646), (120, 1072823)]