161644320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{112253}}^1$

素因数の和:112274

約数の個数: 72

約数和(自身を含む): 551616156

約数和(自身を除く): 389971836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 112253, 224506, 336759, 449012, 561265, 673518, 898024, 1010277, 1122530, 1347036, 1683795, 1796048, 2020554, 2245060, 2694072, 3367590, 3592096, 4041108, 4490120, 5051385, 5388144, 6735180, 8082216, 8980240, 10102770, 10776288, 13470360, 16164432, 17960480, 20205540, 26940720, 32328864, 40411080, 53881440, 80822160, 161644320]

約数ペア:

[(1, 161644320), (2, 80822160), (3, 53881440), (4, 40411080), (5, 32328864), (6, 26940720), (8, 20205540), (9, 17960480), (10, 16164432), (12, 13470360), (15, 10776288), (16, 10102770), (18, 8980240), (20, 8082216), (24, 6735180), (30, 5388144), (32, 5051385), (36, 4490120), (40, 4041108), (45, 3592096), (48, 3367590), (60, 2694072), (72, 2245060), (80, 2020554), (90, 1796048), (96, 1683795), (120, 1347036), (144, 1122530), (160, 1010277), (180, 898024), (240, 673518), (288, 561265), (360, 449012), (480, 336759), (720, 224506), (1440, 112253)]