219788100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:460

約数の個数: 288

約数和(自身を含む): 837446400

約数和(自身を除く): 617658300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 29, 30, 35, 36, 42, 45, 50, 54, 58, 60, 63, 70, 75, 84, 87, 90, 100, 105, 108, 116, 126, 135, 140, 145, 150, 174, 175, 180, 189, 203, 210, 225, 252, 261, 270, 290, 300, 315, 348, 350, 378, 401, 406, 420, 435, 450, 522, 525, 540, 580, 609, 630, 675, 700, 725, 756, 783, 802, 812, 870, 900, 945, 1015, 1044, 1050, 1203, 1218, 1260, 1305, 1350, 1450, 1566, 1575, 1604, 1740, 1827, 1890, 2005, 2030, 2100, 2175, 2406, 2436, 2610, 2700, 2807, 2900, 3045, 3132, 3150, 3609, 3654, 3780, 3915, 4010, 4060, 4350, 4725, 4812, 5075, 5220, 5481, 5614, 6015, 6090, 6300, 6525, 7218, 7308, 7830, 8020, 8421, 8700, 9135, 9450, 10025, 10150, 10827, 10962, 11228, 11629, 12030, 12180, 13050, 14035, 14436, 15225, 15660, 16842, 18045, 18270, 18900, 19575, 20050, 20300, 21654, 21924, 23258, 24060, 25263, 26100, 27405, 28070, 30075, 30450, 33684, 34887, 36090, 36540, 39150, 40100, 42105, 43308, 45675, 46516, 50526, 54135, 54810, 56140, 58145, 60150, 60900, 69774, 70175, 72180, 75789, 78300, 81403, 84210, 90225, 91350, 101052, 104661, 108270, 109620, 116290, 120300, 126315, 137025, 139548, 140350, 151578, 162806, 168420, 174435, 180450, 182700, 209322, 210525, 216540, 232580, 244209, 252630, 270675, 274050, 280700, 290725, 303156, 313983, 325612, 348870, 360900, 378945, 407015, 418644, 421050, 488418, 505260, 523305, 541350, 548100, 581450, 627966, 631575, 697740, 732627, 757890, 814030, 842100, 872175, 976836, 1046610, 1082700, 1162900, 1221045, 1255932, 1263150, 1465254, 1515780, 1569915, 1628060, 1744350, 1894725, 2035075, 2093220, 2197881, 2442090, 2526300, 2616525, 2930508, 3139830, 3488700, 3663135, 3789450, 4070150, 4395762, 4884180, 5233050, 6105225, 6279660, 7326270, 7578900, 7849575, 8140300, 8791524, 10466100, 10989405, 12210450, 14652540, 15699150, 18315675, 21978810, 24420900, 31398300, 36631350, 43957620, 54947025, 73262700, 109894050, 219788100]

約数ペア:

[(1, 219788100), (2, 109894050), (3, 73262700), (4, 54947025), (5, 43957620), (6, 36631350), (7, 31398300), (9, 24420900), (10, 21978810), (12, 18315675), (14, 15699150), (15, 14652540), (18, 12210450), (20, 10989405), (21, 10466100), (25, 8791524), (27, 8140300), (28, 7849575), (29, 7578900), (30, 7326270), (35, 6279660), (36, 6105225), (42, 5233050), (45, 4884180), (50, 4395762), (54, 4070150), (58, 3789450), (60, 3663135), (63, 3488700), (70, 3139830), (75, 2930508), (84, 2616525), (87, 2526300), (90, 2442090), (100, 2197881), (105, 2093220), (108, 2035075), (116, 1894725), (126, 1744350), (135, 1628060), (140, 1569915), (145, 1515780), (150, 1465254), (174, 1263150), (175, 1255932), (180, 1221045), (189, 1162900), (203, 1082700), (210, 1046610), (225, 976836), (252, 872175), (261, 842100), (270, 814030), (290, 757890), (300, 732627), (315, 697740), (348, 631575), (350, 627966), (378, 581450), (401, 548100), (406, 541350), (420, 523305), (435, 505260), (450, 488418), (522, 421050), (525, 418644), (540, 407015), (580, 378945), (609, 360900), (630, 348870), (675, 325612), (700, 313983), (725, 303156), (756, 290725), (783, 280700), (802, 274050), (812, 270675), (870, 252630), (900, 244209), (945, 232580), (1015, 216540), (1044, 210525), (1050, 209322), (1203, 182700), (1218, 180450), (1260, 174435), (1305, 168420), (1350, 162806), (1450, 151578), (1566, 140350), (1575, 139548), (1604, 137025), (1740, 126315), (1827, 120300), (1890, 116290), (2005, 109620), (2030, 108270), (2100, 104661), (2175, 101052), (2406, 91350), (2436, 90225), (2610, 84210), (2700, 81403), (2807, 78300), (2900, 75789), (3045, 72180), (3132, 70175), (3150, 69774), (3609, 60900), (3654, 60150), (3780, 58145), (3915, 56140), (4010, 54810), (4060, 54135), (4350, 50526), (4725, 46516), (4812, 45675), (5075, 43308), (5220, 42105), (5481, 40100), (5614, 39150), (6015, 36540), (6090, 36090), (6300, 34887), (6525, 33684), (7218, 30450), (7308, 30075), (7830, 28070), (8020, 27405), (8421, 26100), (8700, 25263), (9135, 24060), (9450, 23258), (10025, 21924), (10150, 21654), (10827, 20300), (10962, 20050), (11228, 19575), (11629, 18900), (12030, 18270), (12180, 18045), (13050, 16842), (14035, 15660), (14436, 15225)]