81768528

素因数分解:

$2^4\times 3^5\times {\mathrm{21031}}^1$

素因数の和:21054

約数の個数: 60

約数和(自身を含む): 237325088

約数和(自身を除く): 155556560

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 21031, 42062, 63093, 84124, 126186, 168248, 189279, 252372, 336496, 378558, 504744, 567837, 757116, 1009488, 1135674, 1514232, 1703511, 2271348, 3028464, 3407022, 4542696, 5110533, 6814044, 9085392, 10221066, 13628088, 20442132, 27256176, 40884264, 81768528]

約数ペア:

[(1, 81768528), (2, 40884264), (3, 27256176), (4, 20442132), (6, 13628088), (8, 10221066), (9, 9085392), (12, 6814044), (16, 5110533), (18, 4542696), (24, 3407022), (27, 3028464), (36, 2271348), (48, 1703511), (54, 1514232), (72, 1135674), (81, 1009488), (108, 757116), (144, 567837), (162, 504744), (216, 378558), (243, 336496), (324, 252372), (432, 189279), (486, 168248), (648, 126186), (972, 84124), (1296, 63093), (1944, 42062), (3888, 21031)]