245561520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1023173}}^1$

素因数の和:1023189

約数の個数: 40

約数和(自身を含む): 761241456

約数和(自身を除く): 515679936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1023173, 2046346, 3069519, 4092692, 5115865, 6139038, 8185384, 10231730, 12278076, 15347595, 16370768, 20463460, 24556152, 30695190, 40926920, 49112304, 61390380, 81853840, 122780760, 245561520]

約数ペア:

[(1, 245561520), (2, 122780760), (3, 81853840), (4, 61390380), (5, 49112304), (6, 40926920), (8, 30695190), (10, 24556152), (12, 20463460), (15, 16370768), (16, 15347595), (20, 12278076), (24, 10231730), (30, 8185384), (40, 6139038), (48, 5115865), (60, 4092692), (80, 3069519), (120, 2046346), (240, 1023173)]