319525920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31699}}^1$

素因数の和:31727

約数の個数: 144

約数和(自身を含む): 1246190400

約数和(自身を除く): 926664480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 31699, 63398, 95097, 126796, 158495, 190194, 221893, 253592, 285291, 316990, 380388, 443786, 475485, 507184, 570582, 633980, 665679, 760776, 887572, 950970, 1014368, 1109465, 1141164, 1267960, 1331358, 1426455, 1521552, 1775144, 1901940, 1997037, 2218930, 2282328, 2535920, 2662716, 2852910, 3043104, 3328395, 3550288, 3803880, 3994074, 4437860, 4564656, 5071840, 5325432, 5705820, 6656790, 7100576, 7607760, 7988148, 8875720, 9129312, 9985185, 10650864, 11411640, 13313580, 15215520, 15976296, 17751440, 19970370, 21301728, 22823280, 26627160, 31952592, 35502880, 39940740, 45646560, 53254320, 63905184, 79881480, 106508640, 159762960, 319525920]

約数ペア:

[(1, 319525920), (2, 159762960), (3, 106508640), (4, 79881480), (5, 63905184), (6, 53254320), (7, 45646560), (8, 39940740), (9, 35502880), (10, 31952592), (12, 26627160), (14, 22823280), (15, 21301728), (16, 19970370), (18, 17751440), (20, 15976296), (21, 15215520), (24, 13313580), (28, 11411640), (30, 10650864), (32, 9985185), (35, 9129312), (36, 8875720), (40, 7988148), (42, 7607760), (45, 7100576), (48, 6656790), (56, 5705820), (60, 5325432), (63, 5071840), (70, 4564656), (72, 4437860), (80, 3994074), (84, 3803880), (90, 3550288), (96, 3328395), (105, 3043104), (112, 2852910), (120, 2662716), (126, 2535920), (140, 2282328), (144, 2218930), (160, 1997037), (168, 1901940), (180, 1775144), (210, 1521552), (224, 1426455), (240, 1331358), (252, 1267960), (280, 1141164), (288, 1109465), (315, 1014368), (336, 950970), (360, 887572), (420, 760776), (480, 665679), (504, 633980), (560, 570582), (630, 507184), (672, 475485), (720, 443786), (840, 380388), (1008, 316990), (1120, 285291), (1260, 253592), (1440, 221893), (1680, 190194), (2016, 158495), (2520, 126796), (3360, 95097), (5040, 63398), (10080, 31699)]