329440720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2711}}^1$

素因数の和:2769

約数の個数: 120

約数和(自身を含む): 920083968

約数和(自身を除く): 590643248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 2711, 3038, 3472, 3920, 4340, 5422, 6076, 7595, 8680, 10844, 12152, 13555, 15190, 17360, 18977, 21688, 24304, 27110, 30380, 37954, 43376, 54220, 60760, 75908, 84041, 94885, 108440, 121520, 132839, 151816, 168082, 189770, 216880, 265678, 303632, 336164, 379540, 420205, 531356, 588287, 664195, 672328, 759080, 840410, 1062712, 1176574, 1328390, 1344656, 1518160, 1680820, 2125424, 2353148, 2656780, 2941435, 3361640, 4118009, 4706296, 5313560, 5882870, 6723280, 8236018, 9412592, 10627120, 11765740, 16472036, 20590045, 23531480, 32944072, 41180090, 47062960, 65888144, 82360180, 164720360, 329440720]

約数ペア:

[(1, 329440720), (2, 164720360), (4, 82360180), (5, 65888144), (7, 47062960), (8, 41180090), (10, 32944072), (14, 23531480), (16, 20590045), (20, 16472036), (28, 11765740), (31, 10627120), (35, 9412592), (40, 8236018), (49, 6723280), (56, 5882870), (62, 5313560), (70, 4706296), (80, 4118009), (98, 3361640), (112, 2941435), (124, 2656780), (140, 2353148), (155, 2125424), (196, 1680820), (217, 1518160), (245, 1344656), (248, 1328390), (280, 1176574), (310, 1062712), (392, 840410), (434, 759080), (490, 672328), (496, 664195), (560, 588287), (620, 531356), (784, 420205), (868, 379540), (980, 336164), (1085, 303632), (1240, 265678), (1519, 216880), (1736, 189770), (1960, 168082), (2170, 151816), (2480, 132839), (2711, 121520), (3038, 108440), (3472, 94885), (3920, 84041), (4340, 75908), (5422, 60760), (6076, 54220), (7595, 43376), (8680, 37954), (10844, 30380), (12152, 27110), (13555, 24304), (15190, 21688), (17360, 18977)]