219266040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{261031}}^1$

素因数の和:261052

約数の個数: 64

約数和(自身を含む): 751772160

約数和(自身を除く): 532506120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 261031, 522062, 783093, 1044124, 1305155, 1566186, 1827217, 2088248, 2610310, 3132372, 3654434, 3915465, 5220620, 5481651, 6264744, 7308868, 7830930, 9136085, 10441240, 10963302, 14617736, 15661860, 18272170, 21926604, 27408255, 31323720, 36544340, 43853208, 54816510, 73088680, 109633020, 219266040]

約数ペア:

[(1, 219266040), (2, 109633020), (3, 73088680), (4, 54816510), (5, 43853208), (6, 36544340), (7, 31323720), (8, 27408255), (10, 21926604), (12, 18272170), (14, 15661860), (15, 14617736), (20, 10963302), (21, 10441240), (24, 9136085), (28, 7830930), (30, 7308868), (35, 6264744), (40, 5481651), (42, 5220620), (56, 3915465), (60, 3654434), (70, 3132372), (84, 2610310), (105, 2088248), (120, 1827217), (140, 1566186), (168, 1305155), (210, 1044124), (280, 783093), (420, 522062), (840, 261031)]