172421520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{718423}}^1$

素因数の和:718439

約数の個数: 40

約数和(自身を含む): 534507456

約数和(自身を除く): 362085936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 718423, 1436846, 2155269, 2873692, 3592115, 4310538, 5747384, 7184230, 8621076, 10776345, 11494768, 14368460, 17242152, 21552690, 28736920, 34484304, 43105380, 57473840, 86210760, 172421520]

約数ペア:

[(1, 172421520), (2, 86210760), (3, 57473840), (4, 43105380), (5, 34484304), (6, 28736920), (8, 21552690), (10, 17242152), (12, 14368460), (15, 11494768), (16, 10776345), (20, 8621076), (24, 7184230), (30, 5747384), (40, 4310538), (48, 3592115), (60, 2873692), (80, 2155269), (120, 1436846), (240, 718423)]