280157864

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1033}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 625363200

約数和(自身を除く): 345205336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 167, 203, 232, 334, 406, 668, 812, 1033, 1169, 1336, 1624, 2066, 2338, 4132, 4676, 4843, 7231, 8264, 9352, 9686, 14462, 19372, 28924, 29957, 33901, 38744, 57848, 59914, 67802, 119828, 135604, 172511, 209699, 239656, 271208, 345022, 419398, 690044, 838796, 1207577, 1380088, 1677592, 2415154, 4830308, 5002819, 9660616, 10005638, 20011276, 35019733, 40022552, 70039466, 140078932, 280157864]

約数ペア:

[(1, 280157864), (2, 140078932), (4, 70039466), (7, 40022552), (8, 35019733), (14, 20011276), (28, 10005638), (29, 9660616), (56, 5002819), (58, 4830308), (116, 2415154), (167, 1677592), (203, 1380088), (232, 1207577), (334, 838796), (406, 690044), (668, 419398), (812, 345022), (1033, 271208), (1169, 239656), (1336, 209699), (1624, 172511), (2066, 135604), (2338, 119828), (4132, 67802), (4676, 59914), (4843, 57848), (7231, 38744), (8264, 33901), (9352, 29957), (9686, 28924), (14462, 19372)]