28531296

素因数分解:

$2^5\times 3^2\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:804

約数の個数: 72

約数和(自身を含む): 81782064

約数和(自身を除く): 53250768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 157, 288, 314, 471, 628, 631, 942, 1256, 1262, 1413, 1884, 1893, 2512, 2524, 2826, 3768, 3786, 5024, 5048, 5652, 5679, 7536, 7572, 10096, 11304, 11358, 15072, 15144, 20192, 22608, 22716, 30288, 45216, 45432, 60576, 90864, 99067, 181728, 198134, 297201, 396268, 594402, 792536, 891603, 1188804, 1585072, 1783206, 2377608, 3170144, 3566412, 4755216, 7132824, 9510432, 14265648, 28531296]

約数ペア:

[(1, 28531296), (2, 14265648), (3, 9510432), (4, 7132824), (6, 4755216), (8, 3566412), (9, 3170144), (12, 2377608), (16, 1783206), (18, 1585072), (24, 1188804), (32, 891603), (36, 792536), (48, 594402), (72, 396268), (96, 297201), (144, 198134), (157, 181728), (288, 99067), (314, 90864), (471, 60576), (628, 45432), (631, 45216), (942, 30288), (1256, 22716), (1262, 22608), (1413, 20192), (1884, 15144), (1893, 15072), (2512, 11358), (2524, 11304), (2826, 10096), (3768, 7572), (3786, 7536), (5024, 5679), (5048, 5652)]