427585480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49261}}^1$

素因数の和:49310

約数の個数: 64

約数和(自身を含む): 1134996480

約数和(自身を除く): 707411000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 49261, 98522, 197044, 246305, 344827, 394088, 492610, 689654, 985220, 1379308, 1527091, 1724135, 1970440, 2758616, 3054182, 3448270, 6108364, 6896540, 7635455, 10689637, 12216728, 13793080, 15270910, 21379274, 30541820, 42758548, 53448185, 61083640, 85517096, 106896370, 213792740, 427585480]

約数ペア:

[(1, 427585480), (2, 213792740), (4, 106896370), (5, 85517096), (7, 61083640), (8, 53448185), (10, 42758548), (14, 30541820), (20, 21379274), (28, 15270910), (31, 13793080), (35, 12216728), (40, 10689637), (56, 7635455), (62, 6896540), (70, 6108364), (124, 3448270), (140, 3054182), (155, 2758616), (217, 1970440), (248, 1724135), (280, 1527091), (310, 1379308), (434, 985220), (620, 689654), (868, 492610), (1085, 394088), (1240, 344827), (1736, 246305), (2170, 197044), (4340, 98522), (8680, 49261)]