319336040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3067}}^1$

素因数の和:3234

約数の個数: 64

約数和(自身を含む): 762091200

約数和(自身を除く): 442755160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 274, 380, 548, 685, 760, 1096, 1370, 2603, 2740, 3067, 5206, 5480, 6134, 10412, 12268, 13015, 15335, 20824, 24536, 26030, 30670, 52060, 58273, 61340, 104120, 116546, 122680, 233092, 291365, 420179, 466184, 582730, 840358, 1165460, 1680716, 2100895, 2330920, 3361432, 4201790, 7983401, 8403580, 15966802, 16807160, 31933604, 39917005, 63867208, 79834010, 159668020, 319336040]

約数ペア:

[(1, 319336040), (2, 159668020), (4, 79834010), (5, 63867208), (8, 39917005), (10, 31933604), (19, 16807160), (20, 15966802), (38, 8403580), (40, 7983401), (76, 4201790), (95, 3361432), (137, 2330920), (152, 2100895), (190, 1680716), (274, 1165460), (380, 840358), (548, 582730), (685, 466184), (760, 420179), (1096, 291365), (1370, 233092), (2603, 122680), (2740, 116546), (3067, 104120), (5206, 61340), (5480, 58273), (6134, 52060), (10412, 30670), (12268, 26030), (13015, 24536), (15335, 20824)]