31517728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 75116160

約数和(自身を除く): 43598432

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 32, 34, 44, 46, 68, 88, 92, 136, 176, 184, 187, 229, 253, 272, 352, 368, 374, 391, 458, 506, 544, 736, 748, 782, 916, 1012, 1496, 1564, 1832, 2024, 2519, 2992, 3128, 3664, 3893, 4048, 4301, 5038, 5267, 5984, 6256, 7328, 7786, 8096, 8602, 10076, 10534, 12512, 15572, 17204, 20152, 21068, 31144, 34408, 40304, 42136, 42823, 57937, 62288, 68816, 80608, 84272, 85646, 89539, 115874, 124576, 137632, 168544, 171292, 179078, 231748, 342584, 358156, 463496, 685168, 716312, 926992, 984929, 1370336, 1432624, 1853984, 1969858, 2865248, 3939716, 7879432, 15758864, 31517728]

約数ペア:

[(1, 31517728), (2, 15758864), (4, 7879432), (8, 3939716), (11, 2865248), (16, 1969858), (17, 1853984), (22, 1432624), (23, 1370336), (32, 984929), (34, 926992), (44, 716312), (46, 685168), (68, 463496), (88, 358156), (92, 342584), (136, 231748), (176, 179078), (184, 171292), (187, 168544), (229, 137632), (253, 124576), (272, 115874), (352, 89539), (368, 85646), (374, 84272), (391, 80608), (458, 68816), (506, 62288), (544, 57937), (736, 42823), (748, 42136), (782, 40304), (916, 34408), (1012, 31144), (1496, 21068), (1564, 20152), (1832, 17204), (2024, 15572), (2519, 12512), (2992, 10534), (3128, 10076), (3664, 8602), (3893, 8096), (4048, 7786), (4301, 7328), (5038, 6256), (5267, 5984)]