978438864

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50581}}^1$

素因数の和:50636

約数の個数: 80

約数和(自身を含む): 2809931264

約数和(自身を除く): 1831492400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 50581, 101162, 151743, 202324, 303486, 404648, 606972, 657553, 809296, 1213944, 1315106, 1568011, 1972659, 2427888, 2630212, 3136022, 3945318, 4704033, 5260424, 6272044, 7890636, 9408066, 10520848, 12544088, 15781272, 18816132, 20384143, 25088176, 31562544, 37632264, 40768286, 61152429, 75264528, 81536572, 122304858, 163073144, 244609716, 326146288, 489219432, 978438864]

約数ペア:

[(1, 978438864), (2, 489219432), (3, 326146288), (4, 244609716), (6, 163073144), (8, 122304858), (12, 81536572), (13, 75264528), (16, 61152429), (24, 40768286), (26, 37632264), (31, 31562544), (39, 25088176), (48, 20384143), (52, 18816132), (62, 15781272), (78, 12544088), (93, 10520848), (104, 9408066), (124, 7890636), (156, 6272044), (186, 5260424), (208, 4704033), (248, 3945318), (312, 3136022), (372, 2630212), (403, 2427888), (496, 1972659), (624, 1568011), (744, 1315106), (806, 1213944), (1209, 809296), (1488, 657553), (1612, 606972), (2418, 404648), (3224, 303486), (4836, 202324), (6448, 151743), (9672, 101162), (19344, 50581)]