311925280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{102607}}^1$

素因数の和:102641

約数の個数: 48

約数和(自身を含む): 775716480

約数和(自身を除く): 463791200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 102607, 205214, 410428, 513035, 820856, 1026070, 1641712, 1949533, 2052140, 3283424, 3899066, 4104280, 7798132, 8208560, 9747665, 15596264, 16417120, 19495330, 31192528, 38990660, 62385056, 77981320, 155962640, 311925280]

約数ペア:

[(1, 311925280), (2, 155962640), (4, 77981320), (5, 62385056), (8, 38990660), (10, 31192528), (16, 19495330), (19, 16417120), (20, 15596264), (32, 9747665), (38, 8208560), (40, 7798132), (76, 4104280), (80, 3899066), (95, 3283424), (152, 2052140), (160, 1949533), (190, 1641712), (304, 1026070), (380, 820856), (608, 513035), (760, 410428), (1520, 205214), (3040, 102607)]