263998980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:567

約数の個数: 192

約数和(自身を含む): 945960960

約数和(自身を除く): 681961980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 211, 252, 270, 315, 331, 378, 420, 422, 540, 630, 633, 662, 756, 844, 945, 993, 1055, 1260, 1266, 1324, 1477, 1655, 1890, 1899, 1986, 2110, 2317, 2532, 2954, 2979, 3165, 3310, 3780, 3798, 3972, 4220, 4431, 4634, 4965, 5697, 5908, 5958, 6330, 6620, 6951, 7385, 7596, 8862, 8937, 9268, 9495, 9930, 11394, 11585, 11916, 12660, 13293, 13902, 14770, 14895, 17724, 17874, 18990, 19860, 20853, 22155, 22788, 23170, 26586, 27804, 28485, 29540, 29790, 34755, 35748, 37980, 39879, 41706, 44310, 44685, 46340, 53172, 56970, 59580, 62559, 66465, 69510, 69841, 79758, 83412, 88620, 89370, 104265, 113940, 125118, 132930, 139020, 139682, 159516, 178740, 199395, 208530, 209523, 250236, 265860, 279364, 312795, 349205, 398790, 417060, 419046, 488887, 625590, 628569, 698410, 797580, 838092, 977774, 1047615, 1251180, 1257138, 1396820, 1466661, 1885707, 1955548, 2095230, 2444435, 2514276, 2933322, 3142845, 3771414, 4190460, 4399983, 4888870, 5866644, 6285690, 7333305, 7542828, 8799966, 9428535, 9777740, 12571380, 13199949, 14666610, 17599932, 18857070, 21999915, 26399898, 29333220, 37714140, 43999830, 52799796, 65999745, 87999660, 131999490, 263998980]

約数ペア:

[(1, 263998980), (2, 131999490), (3, 87999660), (4, 65999745), (5, 52799796), (6, 43999830), (7, 37714140), (9, 29333220), (10, 26399898), (12, 21999915), (14, 18857070), (15, 17599932), (18, 14666610), (20, 13199949), (21, 12571380), (27, 9777740), (28, 9428535), (30, 8799966), (35, 7542828), (36, 7333305), (42, 6285690), (45, 5866644), (54, 4888870), (60, 4399983), (63, 4190460), (70, 3771414), (84, 3142845), (90, 2933322), (105, 2514276), (108, 2444435), (126, 2095230), (135, 1955548), (140, 1885707), (180, 1466661), (189, 1396820), (210, 1257138), (211, 1251180), (252, 1047615), (270, 977774), (315, 838092), (331, 797580), (378, 698410), (420, 628569), (422, 625590), (540, 488887), (630, 419046), (633, 417060), (662, 398790), (756, 349205), (844, 312795), (945, 279364), (993, 265860), (1055, 250236), (1260, 209523), (1266, 208530), (1324, 199395), (1477, 178740), (1655, 159516), (1890, 139682), (1899, 139020), (1986, 132930), (2110, 125118), (2317, 113940), (2532, 104265), (2954, 89370), (2979, 88620), (3165, 83412), (3310, 79758), (3780, 69841), (3798, 69510), (3972, 66465), (4220, 62559), (4431, 59580), (4634, 56970), (4965, 53172), (5697, 46340), (5908, 44685), (5958, 44310), (6330, 41706), (6620, 39879), (6951, 37980), (7385, 35748), (7596, 34755), (8862, 29790), (8937, 29540), (9268, 28485), (9495, 27804), (9930, 26586), (11394, 23170), (11585, 22788), (11916, 22155), (12660, 20853), (13293, 19860), (13902, 18990), (14770, 17874), (14895, 17724)]