161242816

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^2\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 84

約数和(自身を含む): 386321808

約数和(自身を除く): 225078992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 361, 448, 532, 608, 722, 997, 1064, 1216, 1444, 1994, 2128, 2527, 2888, 3988, 4256, 5054, 5776, 6979, 7976, 8512, 10108, 11552, 13958, 15952, 18943, 20216, 23104, 27916, 31904, 37886, 40432, 55832, 63808, 75772, 80864, 111664, 132601, 151544, 161728, 223328, 265202, 303088, 359917, 446656, 530404, 606176, 719834, 1060808, 1212352, 1439668, 2121616, 2519419, 2879336, 4243232, 5038838, 5758672, 8486464, 10077676, 11517344, 20155352, 23034688, 40310704, 80621408, 161242816]

約数ペア:

[(1, 161242816), (2, 80621408), (4, 40310704), (7, 23034688), (8, 20155352), (14, 11517344), (16, 10077676), (19, 8486464), (28, 5758672), (32, 5038838), (38, 4243232), (56, 2879336), (64, 2519419), (76, 2121616), (112, 1439668), (133, 1212352), (152, 1060808), (224, 719834), (266, 606176), (304, 530404), (361, 446656), (448, 359917), (532, 303088), (608, 265202), (722, 223328), (997, 161728), (1064, 151544), (1216, 132601), (1444, 111664), (1994, 80864), (2128, 75772), (2527, 63808), (2888, 55832), (3988, 40432), (4256, 37886), (5054, 31904), (5776, 27916), (6979, 23104), (7976, 20216), (8512, 18943), (10108, 15952), (11552, 13958)]