390276080

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 925655040

約数和(自身を除く): 535378960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 127, 214, 254, 359, 428, 508, 535, 635, 718, 856, 1016, 1070, 1270, 1436, 1712, 1795, 2032, 2140, 2540, 2872, 3590, 4280, 5080, 5744, 7180, 8560, 10160, 13589, 14360, 27178, 28720, 38413, 45593, 54356, 67945, 76826, 91186, 108712, 135890, 153652, 182372, 192065, 217424, 227965, 271780, 307304, 364744, 384130, 455930, 543560, 614608, 729488, 768260, 911860, 1087120, 1536520, 1823720, 3073040, 3647440, 4878451, 9756902, 19513804, 24392255, 39027608, 48784510, 78055216, 97569020, 195138040, 390276080]

約数ペア:

[(1, 390276080), (2, 195138040), (4, 97569020), (5, 78055216), (8, 48784510), (10, 39027608), (16, 24392255), (20, 19513804), (40, 9756902), (80, 4878451), (107, 3647440), (127, 3073040), (214, 1823720), (254, 1536520), (359, 1087120), (428, 911860), (508, 768260), (535, 729488), (635, 614608), (718, 543560), (856, 455930), (1016, 384130), (1070, 364744), (1270, 307304), (1436, 271780), (1712, 227965), (1795, 217424), (2032, 192065), (2140, 182372), (2540, 153652), (2872, 135890), (3590, 108712), (4280, 91186), (5080, 76826), (5744, 67945), (7180, 54356), (8560, 45593), (10160, 38413), (13589, 28720), (14360, 27178)]