347855480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 926916480

約数和(自身を除く): 579061000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 157, 164, 193, 205, 280, 287, 314, 328, 386, 410, 574, 628, 772, 785, 820, 965, 1099, 1148, 1256, 1351, 1435, 1544, 1570, 1640, 1930, 2198, 2296, 2702, 2870, 3140, 3860, 4396, 5404, 5495, 5740, 6280, 6437, 6755, 7720, 7913, 8792, 10808, 10990, 11480, 12874, 13510, 15826, 21980, 25748, 27020, 30301, 31652, 32185, 39565, 43960, 45059, 51496, 54040, 55391, 60602, 63304, 64370, 79130, 90118, 110782, 121204, 128740, 151505, 158260, 180236, 212107, 221564, 225295, 242408, 257480, 276955, 303010, 316520, 360472, 424214, 443128, 450590, 553910, 606020, 848428, 901180, 1060535, 1107820, 1212040, 1242341, 1696856, 1802360, 2121070, 2215640, 2484682, 4242140, 4969364, 6211705, 8484280, 8696387, 9938728, 12423410, 17392774, 24846820, 34785548, 43481935, 49693640, 69571096, 86963870, 173927740, 347855480]

約数ペア:

[(1, 347855480), (2, 173927740), (4, 86963870), (5, 69571096), (7, 49693640), (8, 43481935), (10, 34785548), (14, 24846820), (20, 17392774), (28, 12423410), (35, 9938728), (40, 8696387), (41, 8484280), (56, 6211705), (70, 4969364), (82, 4242140), (140, 2484682), (157, 2215640), (164, 2121070), (193, 1802360), (205, 1696856), (280, 1242341), (287, 1212040), (314, 1107820), (328, 1060535), (386, 901180), (410, 848428), (574, 606020), (628, 553910), (772, 450590), (785, 443128), (820, 424214), (965, 360472), (1099, 316520), (1148, 303010), (1256, 276955), (1351, 257480), (1435, 242408), (1544, 225295), (1570, 221564), (1640, 212107), (1930, 180236), (2198, 158260), (2296, 151505), (2702, 128740), (2870, 121204), (3140, 110782), (3860, 90118), (4396, 79130), (5404, 64370), (5495, 63304), (5740, 60602), (6280, 55391), (6437, 54040), (6755, 51496), (7720, 45059), (7913, 43960), (8792, 39565), (10808, 32185), (10990, 31652), (11480, 30301), (12874, 27020), (13510, 25748), (15826, 21980)]