211681680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{126001}}^1$

素因数の和:126024

約数の個数: 80

約数和(自身を含む): 749963904

約数和(自身を除く): 538282224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 126001, 252002, 378003, 504004, 630005, 756006, 882007, 1008008, 1260010, 1512012, 1764014, 1890015, 2016016, 2520020, 2646021, 3024024, 3528028, 3780030, 4410035, 5040040, 5292042, 6048048, 7056056, 7560060, 8820070, 10080080, 10584084, 13230105, 14112112, 15120120, 17640140, 21168168, 26460210, 30240240, 35280280, 42336336, 52920420, 70560560, 105840840, 211681680]

約数ペア:

[(1, 211681680), (2, 105840840), (3, 70560560), (4, 52920420), (5, 42336336), (6, 35280280), (7, 30240240), (8, 26460210), (10, 21168168), (12, 17640140), (14, 15120120), (15, 14112112), (16, 13230105), (20, 10584084), (21, 10080080), (24, 8820070), (28, 7560060), (30, 7056056), (35, 6048048), (40, 5292042), (42, 5040040), (48, 4410035), (56, 3780030), (60, 3528028), (70, 3024024), (80, 2646021), (84, 2520020), (105, 2016016), (112, 1890015), (120, 1764014), (140, 1512012), (168, 1260010), (210, 1008008), (240, 882007), (280, 756006), (336, 630005), (420, 504004), (560, 378003), (840, 252002), (1680, 126001)]