239209560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{664471}}^1$

素因数の和:664488

約数の個数: 48

約数和(自身を含む): 777432240

約数和(自身を除く): 538222680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 664471, 1328942, 1993413, 2657884, 3322355, 3986826, 5315768, 5980239, 6644710, 7973652, 9967065, 11960478, 13289420, 15947304, 19934130, 23920956, 26578840, 29901195, 39868260, 47841912, 59802390, 79736520, 119604780, 239209560]

約数ペア:

[(1, 239209560), (2, 119604780), (3, 79736520), (4, 59802390), (5, 47841912), (6, 39868260), (8, 29901195), (9, 26578840), (10, 23920956), (12, 19934130), (15, 15947304), (18, 13289420), (20, 11960478), (24, 9967065), (30, 7973652), (36, 6644710), (40, 5980239), (45, 5315768), (60, 3986826), (72, 3322355), (90, 2657884), (120, 1993413), (180, 1328942), (360, 664471)]