286040720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16477}}^1$

素因数の和:16528

約数の個数: 80

約数和(自身を含む): 784616448

約数和(自身を除く): 498575728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 16477, 17360, 32954, 65908, 82385, 115339, 131816, 164770, 230678, 263632, 329540, 461356, 510787, 576695, 659080, 922712, 1021574, 1153390, 1318160, 1845424, 2043148, 2306780, 2553935, 3575509, 4086296, 4613560, 5107870, 7151018, 8172592, 9227120, 10215740, 14302036, 17877545, 20431480, 28604072, 35755090, 40862960, 57208144, 71510180, 143020360, 286040720]

約数ペア:

[(1, 286040720), (2, 143020360), (4, 71510180), (5, 57208144), (7, 40862960), (8, 35755090), (10, 28604072), (14, 20431480), (16, 17877545), (20, 14302036), (28, 10215740), (31, 9227120), (35, 8172592), (40, 7151018), (56, 5107870), (62, 4613560), (70, 4086296), (80, 3575509), (112, 2553935), (124, 2306780), (140, 2043148), (155, 1845424), (217, 1318160), (248, 1153390), (280, 1021574), (310, 922712), (434, 659080), (496, 576695), (560, 510787), (620, 461356), (868, 329540), (1085, 263632), (1240, 230678), (1736, 164770), (2170, 131816), (2480, 115339), (3472, 82385), (4340, 65908), (8680, 32954), (16477, 17360)]