55816740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1482

約数の個数: 144

約数和(自身を含む): 199879680

約数和(自身を除く): 144062940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1429, 1860, 1953, 2170, 2604, 2790, 2858, 3255, 3906, 4287, 4340, 5580, 5716, 6510, 7145, 7812, 8574, 9765, 10003, 12861, 13020, 14290, 17148, 19530, 20006, 21435, 25722, 28580, 30009, 39060, 40012, 42870, 44299, 50015, 51444, 60018, 64305, 85740, 88598, 90027, 100030, 120036, 128610, 132897, 150045, 177196, 180054, 200060, 221495, 257220, 265794, 300090, 310093, 360108, 398691, 442990, 450135, 531588, 600180, 620186, 664485, 797382, 885980, 900270, 930279, 1240372, 1328970, 1550465, 1594764, 1800540, 1860558, 1993455, 2657940, 2790837, 3100930, 3721116, 3986910, 4651395, 5581674, 6201860, 7973820, 9302790, 11163348, 13954185, 18605580, 27908370, 55816740]

約数ペア:

[(1, 55816740), (2, 27908370), (3, 18605580), (4, 13954185), (5, 11163348), (6, 9302790), (7, 7973820), (9, 6201860), (10, 5581674), (12, 4651395), (14, 3986910), (15, 3721116), (18, 3100930), (20, 2790837), (21, 2657940), (28, 1993455), (30, 1860558), (31, 1800540), (35, 1594764), (36, 1550465), (42, 1328970), (45, 1240372), (60, 930279), (62, 900270), (63, 885980), (70, 797382), (84, 664485), (90, 620186), (93, 600180), (105, 531588), (124, 450135), (126, 442990), (140, 398691), (155, 360108), (180, 310093), (186, 300090), (210, 265794), (217, 257220), (252, 221495), (279, 200060), (310, 180054), (315, 177196), (372, 150045), (420, 132897), (434, 128610), (465, 120036), (558, 100030), (620, 90027), (630, 88598), (651, 85740), (868, 64305), (930, 60018), (1085, 51444), (1116, 50015), (1260, 44299), (1302, 42870), (1395, 40012), (1429, 39060), (1860, 30009), (1953, 28580), (2170, 25722), (2604, 21435), (2790, 20006), (2858, 19530), (3255, 17148), (3906, 14290), (4287, 13020), (4340, 12861), (5580, 10003), (5716, 9765), (6510, 8574), (7145, 7812)]