131343900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 406640640

約数和(自身を除く): 275296740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 31, 50, 58, 60, 62, 75, 87, 93, 100, 116, 124, 145, 150, 155, 174, 186, 290, 300, 310, 348, 372, 435, 465, 487, 580, 620, 725, 775, 870, 899, 930, 974, 1450, 1461, 1550, 1740, 1798, 1860, 1948, 2175, 2325, 2435, 2697, 2900, 2922, 3100, 3596, 4350, 4495, 4650, 4870, 5394, 5844, 7305, 8700, 8990, 9300, 9740, 10788, 12175, 13485, 14123, 14610, 15097, 17980, 22475, 24350, 26970, 28246, 29220, 30194, 36525, 42369, 44950, 45291, 48700, 53940, 56492, 60388, 67425, 70615, 73050, 75485, 84738, 89900, 90582, 134850, 141230, 146100, 150970, 169476, 181164, 211845, 226455, 269700, 282460, 301940, 353075, 377425, 423690, 437813, 452910, 706150, 754850, 847380, 875626, 905820, 1059225, 1132275, 1313439, 1412300, 1509700, 1751252, 2118450, 2189065, 2264550, 2626878, 4236900, 4378130, 4529100, 5253756, 6567195, 8756260, 10945325, 13134390, 21890650, 26268780, 32835975, 43781300, 65671950, 131343900]

約数ペア:

[(1, 131343900), (2, 65671950), (3, 43781300), (4, 32835975), (5, 26268780), (6, 21890650), (10, 13134390), (12, 10945325), (15, 8756260), (20, 6567195), (25, 5253756), (29, 4529100), (30, 4378130), (31, 4236900), (50, 2626878), (58, 2264550), (60, 2189065), (62, 2118450), (75, 1751252), (87, 1509700), (93, 1412300), (100, 1313439), (116, 1132275), (124, 1059225), (145, 905820), (150, 875626), (155, 847380), (174, 754850), (186, 706150), (290, 452910), (300, 437813), (310, 423690), (348, 377425), (372, 353075), (435, 301940), (465, 282460), (487, 269700), (580, 226455), (620, 211845), (725, 181164), (775, 169476), (870, 150970), (899, 146100), (930, 141230), (974, 134850), (1450, 90582), (1461, 89900), (1550, 84738), (1740, 75485), (1798, 73050), (1860, 70615), (1948, 67425), (2175, 60388), (2325, 56492), (2435, 53940), (2697, 48700), (2900, 45291), (2922, 44950), (3100, 42369), (3596, 36525), (4350, 30194), (4495, 29220), (4650, 28246), (4870, 26970), (5394, 24350), (5844, 22475), (7305, 17980), (8700, 15097), (8990, 14610), (9300, 14123), (9740, 13485), (10788, 12175)]