397234320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{236449}}^1$

素因数の和:236472

約数の個数: 80

約数和(自身を含む): 1407350400

約数和(自身を除く): 1010116080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 236449, 472898, 709347, 945796, 1182245, 1418694, 1655143, 1891592, 2364490, 2837388, 3310286, 3546735, 3783184, 4728980, 4965429, 5674776, 6620572, 7093470, 8275715, 9457960, 9930858, 11349552, 13241144, 14186940, 16551430, 18915920, 19861716, 24827145, 26482288, 28373880, 33102860, 39723432, 49654290, 56747760, 66205720, 79446864, 99308580, 132411440, 198617160, 397234320]

約数ペア:

[(1, 397234320), (2, 198617160), (3, 132411440), (4, 99308580), (5, 79446864), (6, 66205720), (7, 56747760), (8, 49654290), (10, 39723432), (12, 33102860), (14, 28373880), (15, 26482288), (16, 24827145), (20, 19861716), (21, 18915920), (24, 16551430), (28, 14186940), (30, 13241144), (35, 11349552), (40, 9930858), (42, 9457960), (48, 8275715), (56, 7093470), (60, 6620572), (70, 5674776), (80, 4965429), (84, 4728980), (105, 3783184), (112, 3546735), (120, 3310286), (140, 2837388), (168, 2364490), (210, 1891592), (240, 1655143), (280, 1418694), (336, 1182245), (420, 945796), (560, 709347), (840, 472898), (1680, 236449)]