285467840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4111}}^1$

素因数の和:4166

約数の個数: 112

約数和(自身を含む): 802136064

約数和(自身を除く): 516668224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4111, 4340, 4960, 6944, 8222, 8680, 9920, 13888, 16444, 17360, 20555, 28777, 32888, 34720, 41110, 57554, 65776, 69440, 82220, 115108, 127441, 131552, 143885, 164440, 230216, 254882, 263104, 287770, 328880, 460432, 509764, 575540, 637205, 657760, 892087, 920864, 1019528, 1151080, 1274410, 1315520, 1784174, 1841728, 2039056, 2302160, 2548820, 3568348, 4078112, 4460435, 4604320, 5097640, 7136696, 8156224, 8920870, 9208640, 10195280, 14273392, 17841740, 20390560, 28546784, 35683480, 40781120, 57093568, 71366960, 142733920, 285467840]

約数ペア:

[(1, 285467840), (2, 142733920), (4, 71366960), (5, 57093568), (7, 40781120), (8, 35683480), (10, 28546784), (14, 20390560), (16, 17841740), (20, 14273392), (28, 10195280), (31, 9208640), (32, 8920870), (35, 8156224), (40, 7136696), (56, 5097640), (62, 4604320), (64, 4460435), (70, 4078112), (80, 3568348), (112, 2548820), (124, 2302160), (140, 2039056), (155, 1841728), (160, 1784174), (217, 1315520), (224, 1274410), (248, 1151080), (280, 1019528), (310, 920864), (320, 892087), (434, 657760), (448, 637205), (496, 575540), (560, 509764), (620, 460432), (868, 328880), (992, 287770), (1085, 263104), (1120, 254882), (1240, 230216), (1736, 164440), (1984, 143885), (2170, 131552), (2240, 127441), (2480, 115108), (3472, 82220), (4111, 69440), (4340, 65776), (4960, 57554), (6944, 41110), (8222, 34720), (8680, 32888), (9920, 28777), (13888, 20555), (16444, 17360)]