213428304

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{15937}}^1$

素因数の和:15985

約数の個数: 80

約数和(自身を含む): 632419840

約数和(自身を除く): 418991536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1674, 2232, 3348, 4464, 6696, 13392, 15937, 31874, 47811, 63748, 95622, 127496, 143433, 191244, 254992, 286866, 382488, 430299, 494047, 573732, 764976, 860598, 988094, 1147464, 1482141, 1721196, 1976188, 2294928, 2964282, 3442392, 3952376, 4446423, 5928564, 6884784, 7904752, 8892846, 11857128, 13339269, 17785692, 23714256, 26678538, 35571384, 53357076, 71142768, 106714152, 213428304]

約数ペア:

[(1, 213428304), (2, 106714152), (3, 71142768), (4, 53357076), (6, 35571384), (8, 26678538), (9, 23714256), (12, 17785692), (16, 13339269), (18, 11857128), (24, 8892846), (27, 7904752), (31, 6884784), (36, 5928564), (48, 4446423), (54, 3952376), (62, 3442392), (72, 2964282), (93, 2294928), (108, 1976188), (124, 1721196), (144, 1482141), (186, 1147464), (216, 988094), (248, 860598), (279, 764976), (372, 573732), (432, 494047), (496, 430299), (558, 382488), (744, 286866), (837, 254992), (1116, 191244), (1488, 143433), (1674, 127496), (2232, 95622), (3348, 63748), (4464, 47811), (6696, 31874), (13392, 15937)]