15128928

素因数分解:

$2^5\times 3^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:548

約数の個数: 72

約数和(自身を含む): 43459416

約数和(自身を除く): 28330488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 131, 144, 262, 288, 393, 401, 524, 786, 802, 1048, 1179, 1203, 1572, 1604, 2096, 2358, 2406, 3144, 3208, 3609, 4192, 4716, 4812, 6288, 6416, 7218, 9432, 9624, 12576, 12832, 14436, 18864, 19248, 28872, 37728, 38496, 52531, 57744, 105062, 115488, 157593, 210124, 315186, 420248, 472779, 630372, 840496, 945558, 1260744, 1680992, 1891116, 2521488, 3782232, 5042976, 7564464, 15128928]

約数ペア:

[(1, 15128928), (2, 7564464), (3, 5042976), (4, 3782232), (6, 2521488), (8, 1891116), (9, 1680992), (12, 1260744), (16, 945558), (18, 840496), (24, 630372), (32, 472779), (36, 420248), (48, 315186), (72, 210124), (96, 157593), (131, 115488), (144, 105062), (262, 57744), (288, 52531), (393, 38496), (401, 37728), (524, 28872), (786, 19248), (802, 18864), (1048, 14436), (1179, 12832), (1203, 12576), (1572, 9624), (1604, 9432), (2096, 7218), (2358, 6416), (2406, 6288), (3144, 4812), (3208, 4716), (3609, 4192)]