81428928

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1474

約数の個数: 112

約数和(自身を含む): 252130560

約数和(自身を除く): 170701632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 56, 64, 84, 86, 96, 112, 129, 168, 172, 192, 224, 258, 301, 336, 344, 448, 516, 602, 672, 688, 903, 1032, 1204, 1344, 1376, 1409, 1806, 2064, 2408, 2752, 2818, 3612, 4128, 4227, 4816, 5636, 7224, 8256, 8454, 9632, 9863, 11272, 14448, 16908, 19264, 19726, 22544, 28896, 29589, 33816, 39452, 45088, 57792, 59178, 60587, 67632, 78904, 90176, 118356, 121174, 135264, 157808, 181761, 236712, 242348, 270528, 315616, 363522, 424109, 473424, 484696, 631232, 727044, 848218, 946848, 969392, 1272327, 1454088, 1696436, 1893696, 1938784, 2544654, 2908176, 3392872, 3877568, 5089308, 5816352, 6785744, 10178616, 11632704, 13571488, 20357232, 27142976, 40714464, 81428928]

約数ペア:

[(1, 81428928), (2, 40714464), (3, 27142976), (4, 20357232), (6, 13571488), (7, 11632704), (8, 10178616), (12, 6785744), (14, 5816352), (16, 5089308), (21, 3877568), (24, 3392872), (28, 2908176), (32, 2544654), (42, 1938784), (43, 1893696), (48, 1696436), (56, 1454088), (64, 1272327), (84, 969392), (86, 946848), (96, 848218), (112, 727044), (129, 631232), (168, 484696), (172, 473424), (192, 424109), (224, 363522), (258, 315616), (301, 270528), (336, 242348), (344, 236712), (448, 181761), (516, 157808), (602, 135264), (672, 121174), (688, 118356), (903, 90176), (1032, 78904), (1204, 67632), (1344, 60587), (1376, 59178), (1409, 57792), (1806, 45088), (2064, 39452), (2408, 33816), (2752, 29589), (2818, 28896), (3612, 22544), (4128, 19726), (4227, 19264), (4816, 16908), (5636, 14448), (7224, 11272), (8256, 9863), (8454, 9632)]