189881510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 445906944

約数和(自身を除く): 256025434

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 53, 62, 65, 70, 91, 106, 127, 130, 155, 182, 217, 254, 265, 310, 371, 403, 434, 455, 530, 635, 689, 742, 806, 889, 910, 1085, 1270, 1378, 1643, 1651, 1778, 1855, 2015, 2170, 2821, 3286, 3302, 3445, 3710, 3937, 4030, 4445, 4823, 5642, 6731, 6890, 7874, 8215, 8255, 8890, 9646, 11501, 11557, 13462, 14105, 16430, 16510, 19685, 21359, 23002, 23114, 24115, 27559, 28210, 33655, 39370, 42718, 47117, 48230, 51181, 55118, 57505, 57785, 67310, 87503, 94234, 102362, 106795, 115010, 115570, 137795, 149513, 175006, 208661, 213590, 235585, 255905, 275590, 299026, 358267, 417322, 437515, 471170, 511810, 612521, 716534, 747565, 875030, 1043305, 1225042, 1460627, 1495130, 1791335, 2086610, 2712593, 2921254, 3062605, 3582670, 5425186, 6125210, 7303135, 13562965, 14606270, 18988151, 27125930, 37976302, 94940755, 189881510]

約数ペア:

[(1, 189881510), (2, 94940755), (5, 37976302), (7, 27125930), (10, 18988151), (13, 14606270), (14, 13562965), (26, 7303135), (31, 6125210), (35, 5425186), (53, 3582670), (62, 3062605), (65, 2921254), (70, 2712593), (91, 2086610), (106, 1791335), (127, 1495130), (130, 1460627), (155, 1225042), (182, 1043305), (217, 875030), (254, 747565), (265, 716534), (310, 612521), (371, 511810), (403, 471170), (434, 437515), (455, 417322), (530, 358267), (635, 299026), (689, 275590), (742, 255905), (806, 235585), (889, 213590), (910, 208661), (1085, 175006), (1270, 149513), (1378, 137795), (1643, 115570), (1651, 115010), (1778, 106795), (1855, 102362), (2015, 94234), (2170, 87503), (2821, 67310), (3286, 57785), (3302, 57505), (3445, 55118), (3710, 51181), (3937, 48230), (4030, 47117), (4445, 42718), (4823, 39370), (5642, 33655), (6731, 28210), (6890, 27559), (7874, 24115), (8215, 23114), (8255, 23002), (8890, 21359), (9646, 19685), (11501, 16510), (11557, 16430), (13462, 14105)]