20657255400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{310169}}^1$

素因数の和:310228

約数の個数: 144

約数和(自身を含む): 71249150700

約数和(自身を除く): 50591895300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 37, 40, 45, 50, 60, 72, 74, 75, 90, 100, 111, 120, 148, 150, 180, 185, 200, 222, 225, 296, 300, 333, 360, 370, 444, 450, 555, 600, 666, 740, 888, 900, 925, 1110, 1332, 1480, 1665, 1800, 1850, 2220, 2664, 2775, 3330, 3700, 4440, 5550, 6660, 7400, 8325, 11100, 13320, 16650, 22200, 33300, 66600, 310169, 620338, 930507, 1240676, 1550845, 1861014, 2481352, 2791521, 3101690, 3722028, 4652535, 5583042, 6203380, 7444056, 7754225, 9305070, 11166084, 11476253, 12406760, 13957605, 15508450, 18610140, 22332168, 22952506, 23262675, 27915210, 31016900, 34428759, 37220280, 45905012, 46525350, 55830420, 57381265, 62033800, 68857518, 69788025, 91810024, 93050700, 103286277, 111660840, 114762530, 137715036, 139576050, 172143795, 186101400, 206572554, 229525060, 275430072, 279152100, 286906325, 344287590, 413145108, 459050120, 516431385, 558304200, 573812650, 688575180, 826290216, 860718975, 1032862770, 1147625300, 1377150360, 1721437950, 2065725540, 2295250600, 2582156925, 3442875900, 4131451080, 5164313850, 6885751800, 10328627700, 20657255400]

約数ペア:

[(1, 20657255400), (2, 10328627700), (3, 6885751800), (4, 5164313850), (5, 4131451080), (6, 3442875900), (8, 2582156925), (9, 2295250600), (10, 2065725540), (12, 1721437950), (15, 1377150360), (18, 1147625300), (20, 1032862770), (24, 860718975), (25, 826290216), (30, 688575180), (36, 573812650), (37, 558304200), (40, 516431385), (45, 459050120), (50, 413145108), (60, 344287590), (72, 286906325), (74, 279152100), (75, 275430072), (90, 229525060), (100, 206572554), (111, 186101400), (120, 172143795), (148, 139576050), (150, 137715036), (180, 114762530), (185, 111660840), (200, 103286277), (222, 93050700), (225, 91810024), (296, 69788025), (300, 68857518), (333, 62033800), (360, 57381265), (370, 55830420), (444, 46525350), (450, 45905012), (555, 37220280), (600, 34428759), (666, 31016900), (740, 27915210), (888, 23262675), (900, 22952506), (925, 22332168), (1110, 18610140), (1332, 15508450), (1480, 13957605), (1665, 12406760), (1800, 11476253), (1850, 11166084), (2220, 9305070), (2664, 7754225), (2775, 7444056), (3330, 6203380), (3700, 5583042), (4440, 4652535), (5550, 3722028), (6660, 3101690), (7400, 2791521), (8325, 2481352), (11100, 1861014), (13320, 1550845), (16650, 1240676), (22200, 930507), (33300, 620338), (66600, 310169)]