681295344

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 1787876640

約数和(自身を除く): 1106581296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 197, 218, 327, 394, 436, 591, 654, 661, 788, 872, 1182, 1308, 1322, 1576, 1744, 1983, 2364, 2616, 2644, 3152, 3966, 4728, 5232, 5288, 7932, 9456, 10576, 15864, 21473, 31728, 42946, 64419, 72049, 85892, 128838, 130217, 144098, 171784, 216147, 257676, 260434, 288196, 343568, 390651, 432294, 515352, 520868, 576392, 781302, 864588, 1030704, 1041736, 1152784, 1562604, 1729176, 2083472, 3125208, 3458352, 6250416, 14193653, 28387306, 42580959, 56774612, 85161918, 113549224, 170323836, 227098448, 340647672, 681295344]

約数ペア:

[(1, 681295344), (2, 340647672), (3, 227098448), (4, 170323836), (6, 113549224), (8, 85161918), (12, 56774612), (16, 42580959), (24, 28387306), (48, 14193653), (109, 6250416), (197, 3458352), (218, 3125208), (327, 2083472), (394, 1729176), (436, 1562604), (591, 1152784), (654, 1041736), (661, 1030704), (788, 864588), (872, 781302), (1182, 576392), (1308, 520868), (1322, 515352), (1576, 432294), (1744, 390651), (1983, 343568), (2364, 288196), (2616, 260434), (2644, 257676), (3152, 216147), (3966, 171784), (4728, 144098), (5232, 130217), (5288, 128838), (7932, 85892), (9456, 72049), (10576, 64419), (15864, 42946), (21473, 31728)]