54138840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{64451}}^1$

素因数の和:64472

約数の個数: 64

約数和(自身を含む): 185621760

約数和(自身を除く): 131482920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 64451, 128902, 193353, 257804, 322255, 386706, 451157, 515608, 644510, 773412, 902314, 966765, 1289020, 1353471, 1546824, 1804628, 1933530, 2255785, 2578040, 2706942, 3609256, 3867060, 4511570, 5413884, 6767355, 7734120, 9023140, 10827768, 13534710, 18046280, 27069420, 54138840]

約数ペア:

[(1, 54138840), (2, 27069420), (3, 18046280), (4, 13534710), (5, 10827768), (6, 9023140), (7, 7734120), (8, 6767355), (10, 5413884), (12, 4511570), (14, 3867060), (15, 3609256), (20, 2706942), (21, 2578040), (24, 2255785), (28, 1933530), (30, 1804628), (35, 1546824), (40, 1353471), (42, 1289020), (56, 966765), (60, 902314), (70, 773412), (84, 644510), (105, 515608), (120, 451157), (140, 386706), (168, 322255), (210, 257804), (280, 193353), (420, 128902), (840, 64451)]