155303760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647099}}^1$

素因数の和:647115

約数の個数: 40

約数和(自身を含む): 481442400

約数和(自身を除く): 326138640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647099, 1294198, 1941297, 2588396, 3235495, 3882594, 5176792, 6470990, 7765188, 9706485, 10353584, 12941980, 15530376, 19412970, 25883960, 31060752, 38825940, 51767920, 77651880, 155303760]

約数ペア:

[(1, 155303760), (2, 77651880), (3, 51767920), (4, 38825940), (5, 31060752), (6, 25883960), (8, 19412970), (10, 15530376), (12, 12941980), (15, 10353584), (16, 9706485), (20, 7765188), (24, 6470990), (30, 5176792), (40, 3882594), (48, 3235495), (60, 2588396), (80, 1941297), (120, 1294198), (240, 647099)]