217731120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{907213}}^1$

素因数の和:907229

約数の個数: 40

約数和(自身を含む): 674967216

約数和(自身を除く): 457236096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 907213, 1814426, 2721639, 3628852, 4536065, 5443278, 7257704, 9072130, 10886556, 13608195, 14515408, 18144260, 21773112, 27216390, 36288520, 43546224, 54432780, 72577040, 108865560, 217731120]

約数ペア:

[(1, 217731120), (2, 108865560), (3, 72577040), (4, 54432780), (5, 43546224), (6, 36288520), (8, 27216390), (10, 21773112), (12, 18144260), (15, 14515408), (16, 13608195), (20, 10886556), (24, 9072130), (30, 7257704), (40, 5443278), (48, 4536065), (60, 3628852), (80, 2721639), (120, 1814426), (240, 907213)]