181641984

素因数分解:

$2^8\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1633

約数の個数: 72

約数和(自身を含む): 486733632

約数和(自身を除く): 305091648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 256, 326, 384, 489, 652, 768, 978, 1304, 1451, 1956, 2608, 2902, 3912, 4353, 5216, 5804, 7824, 8706, 10432, 11608, 15648, 17412, 20864, 23216, 31296, 34824, 41728, 46432, 62592, 69648, 92864, 125184, 139296, 185728, 236513, 278592, 371456, 473026, 557184, 709539, 946052, 1114368, 1419078, 1892104, 2838156, 3784208, 5676312, 7568416, 11352624, 15136832, 22705248, 30273664, 45410496, 60547328, 90820992, 181641984]

約数ペア:

[(1, 181641984), (2, 90820992), (3, 60547328), (4, 45410496), (6, 30273664), (8, 22705248), (12, 15136832), (16, 11352624), (24, 7568416), (32, 5676312), (48, 3784208), (64, 2838156), (96, 1892104), (128, 1419078), (163, 1114368), (192, 946052), (256, 709539), (326, 557184), (384, 473026), (489, 371456), (652, 278592), (768, 236513), (978, 185728), (1304, 139296), (1451, 125184), (1956, 92864), (2608, 69648), (2902, 62592), (3912, 46432), (4353, 41728), (5216, 34824), (5804, 31296), (7824, 23216), (8706, 20864), (10432, 17412), (11608, 15648)]