78965460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{1279}}^1$

素因数の和:1315

約数の個数: 144

約数和(自身を含む): 279552000

約数和(自身を除く): 200586540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1279, 1372, 1470, 1715, 1764, 2058, 2205, 2558, 2940, 3087, 3430, 3837, 4116, 4410, 5116, 5145, 6174, 6395, 6860, 7674, 8820, 8953, 10290, 11511, 12348, 12790, 15348, 15435, 17906, 19185, 20580, 23022, 25580, 26859, 30870, 35812, 38370, 44765, 46044, 53718, 57555, 61740, 62671, 76740, 80577, 89530, 107436, 115110, 125342, 134295, 161154, 179060, 188013, 230220, 250684, 268590, 313355, 322308, 376026, 402885, 438697, 537180, 564039, 626710, 752052, 805770, 877394, 940065, 1128078, 1253420, 1316091, 1611540, 1754788, 1880130, 2193485, 2256156, 2632182, 2820195, 3760260, 3948273, 4386970, 5264364, 5640390, 6580455, 7896546, 8773940, 11280780, 13160910, 15793092, 19741365, 26321820, 39482730, 78965460]

約数ペア:

[(1, 78965460), (2, 39482730), (3, 26321820), (4, 19741365), (5, 15793092), (6, 13160910), (7, 11280780), (9, 8773940), (10, 7896546), (12, 6580455), (14, 5640390), (15, 5264364), (18, 4386970), (20, 3948273), (21, 3760260), (28, 2820195), (30, 2632182), (35, 2256156), (36, 2193485), (42, 1880130), (45, 1754788), (49, 1611540), (60, 1316091), (63, 1253420), (70, 1128078), (84, 940065), (90, 877394), (98, 805770), (105, 752052), (126, 626710), (140, 564039), (147, 537180), (180, 438697), (196, 402885), (210, 376026), (245, 322308), (252, 313355), (294, 268590), (315, 250684), (343, 230220), (420, 188013), (441, 179060), (490, 161154), (588, 134295), (630, 125342), (686, 115110), (735, 107436), (882, 89530), (980, 80577), (1029, 76740), (1260, 62671), (1279, 61740), (1372, 57555), (1470, 53718), (1715, 46044), (1764, 44765), (2058, 38370), (2205, 35812), (2558, 30870), (2940, 26859), (3087, 25580), (3430, 23022), (3837, 20580), (4116, 19185), (4410, 17906), (5116, 15435), (5145, 15348), (6174, 12790), (6395, 12348), (6860, 11511), (7674, 10290), (8820, 8953)]