26831280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{15971}}^1$

素因数の和:15994

約数の個数: 80

約数和(自身を含む): 95065344

約数和(自身を除く): 68234064

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, 15971, 31942, 47913, 63884, 79855, 95826, 111797, 127768, 159710, 191652, 223594, 239565, 255536, 319420, 335391, 383304, 447188, 479130, 558985, 638840, 670782, 766608, 894376, 958260, 1117970, 1277680, 1341564, 1676955, 1788752, 1916520, 2235940, 2683128, 3353910, 3833040, 4471880, 5366256, 6707820, 8943760, 13415640, 26831280]

約数ペア:

[(1, 26831280), (2, 13415640), (3, 8943760), (4, 6707820), (5, 5366256), (6, 4471880), (7, 3833040), (8, 3353910), (10, 2683128), (12, 2235940), (14, 1916520), (15, 1788752), (16, 1676955), (20, 1341564), (21, 1277680), (24, 1117970), (28, 958260), (30, 894376), (35, 766608), (40, 670782), (42, 638840), (48, 558985), (56, 479130), (60, 447188), (70, 383304), (80, 335391), (84, 319420), (105, 255536), (112, 239565), (120, 223594), (140, 191652), (168, 159710), (210, 127768), (240, 111797), (280, 95826), (336, 79855), (420, 63884), (560, 47913), (840, 31942), (1680, 15971)]