211914880

素因数分解:

$2^7\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1259}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 508939200

約数和(自身を除く): 297024320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 263, 320, 526, 640, 1052, 1259, 1315, 2104, 2518, 2630, 4208, 5036, 5260, 6295, 8416, 10072, 10520, 12590, 16832, 20144, 21040, 25180, 33664, 40288, 42080, 50360, 80576, 84160, 100720, 161152, 168320, 201440, 331117, 402880, 662234, 805760, 1324468, 1655585, 2648936, 3311170, 5297872, 6622340, 10595744, 13244680, 21191488, 26489360, 42382976, 52978720, 105957440, 211914880]

約数ペア:

[(1, 211914880), (2, 105957440), (4, 52978720), (5, 42382976), (8, 26489360), (10, 21191488), (16, 13244680), (20, 10595744), (32, 6622340), (40, 5297872), (64, 3311170), (80, 2648936), (128, 1655585), (160, 1324468), (263, 805760), (320, 662234), (526, 402880), (640, 331117), (1052, 201440), (1259, 168320), (1315, 161152), (2104, 100720), (2518, 84160), (2630, 80576), (4208, 50360), (5036, 42080), (5260, 40288), (6295, 33664), (8416, 25180), (10072, 21040), (10520, 20144), (12590, 16832)]