455890960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26261}}^1$

素因数の和:26312

約数の個数: 80

約数和(自身を含む): 1250491392

約数和(自身を除く): 794600432

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, 17360, 26261, 52522, 105044, 131305, 183827, 210088, 262610, 367654, 420176, 525220, 735308, 814091, 919135, 1050440, 1470616, 1628182, 1838270, 2100880, 2941232, 3256364, 3676540, 4070455, 5698637, 6512728, 7353080, 8140910, 11397274, 13025456, 14706160, 16281820, 22794548, 28493185, 32563640, 45589096, 56986370, 65127280, 91178192, 113972740, 227945480, 455890960]

約数ペア:

[(1, 455890960), (2, 227945480), (4, 113972740), (5, 91178192), (7, 65127280), (8, 56986370), (10, 45589096), (14, 32563640), (16, 28493185), (20, 22794548), (28, 16281820), (31, 14706160), (35, 13025456), (40, 11397274), (56, 8140910), (62, 7353080), (70, 6512728), (80, 5698637), (112, 4070455), (124, 3676540), (140, 3256364), (155, 2941232), (217, 2100880), (248, 1838270), (280, 1628182), (310, 1470616), (434, 1050440), (496, 919135), (560, 814091), (620, 735308), (868, 525220), (1085, 420176), (1240, 367654), (1736, 262610), (2170, 210088), (2480, 183827), (3472, 131305), (4340, 105044), (8680, 52522), (17360, 26261)]