221931780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 792892800

約数和(自身を除く): 570961020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 49, 57, 58, 60, 70, 76, 84, 87, 95, 98, 105, 114, 116, 133, 137, 140, 145, 147, 174, 190, 196, 203, 210, 228, 245, 266, 274, 285, 290, 294, 348, 380, 399, 406, 411, 420, 435, 490, 532, 548, 551, 570, 580, 588, 609, 665, 685, 735, 798, 812, 822, 870, 931, 959, 980, 1015, 1102, 1140, 1218, 1330, 1370, 1421, 1470, 1596, 1644, 1653, 1740, 1862, 1918, 1995, 2030, 2055, 2204, 2436, 2603, 2660, 2740, 2755, 2793, 2842, 2877, 2940, 3045, 3306, 3724, 3836, 3857, 3973, 3990, 4060, 4110, 4263, 4655, 4795, 5206, 5510, 5586, 5684, 5754, 6090, 6612, 6713, 7105, 7714, 7809, 7946, 7980, 8220, 8265, 8526, 9310, 9590, 10412, 11020, 11172, 11508, 11571, 11919, 12180, 13015, 13426, 13965, 14210, 14385, 15428, 15618, 15892, 16530, 17052, 18221, 18620, 19180, 19285, 19865, 20139, 21315, 23142, 23838, 26030, 26852, 26999, 27811, 27930, 28420, 28770, 31236, 33060, 33565, 36442, 38570, 39045, 39730, 40278, 42630, 46284, 47676, 52060, 53998, 54663, 55622, 55860, 57540, 57855, 59595, 67130, 72884, 75487, 77140, 78090, 79460, 80556, 80997, 83433, 85260, 91105, 100695, 107996, 109326, 111244, 115710, 119190, 127547, 134260, 134995, 139055, 150974, 156180, 161994, 166866, 182210, 194677, 201390, 218652, 226461, 231420, 238380, 255094, 269990, 273315, 278110, 301948, 323988, 333732, 364420, 377435, 382641, 389354, 402780, 404985, 417165, 452922, 510188, 528409, 539980, 546630, 556220, 584031, 637735, 754870, 765282, 778708, 809970, 834330, 905844, 973385, 1056818, 1093260, 1132305, 1168062, 1275470, 1509740, 1530564, 1585227, 1619940, 1668660, 1913205, 1946770, 2113636, 2264610, 2336124, 2550940, 2642045, 2920155, 3170454, 3698863, 3826410, 3893540, 4529220, 5284090, 5840310, 6340908, 7397726, 7652820, 7926135, 10568180, 11096589, 11680620, 14795452, 15852270, 18494315, 22193178, 31704540, 36988630, 44386356, 55482945, 73977260, 110965890, 221931780]

約数ペア:

[(1, 221931780), (2, 110965890), (3, 73977260), (4, 55482945), (5, 44386356), (6, 36988630), (7, 31704540), (10, 22193178), (12, 18494315), (14, 15852270), (15, 14795452), (19, 11680620), (20, 11096589), (21, 10568180), (28, 7926135), (29, 7652820), (30, 7397726), (35, 6340908), (38, 5840310), (42, 5284090), (49, 4529220), (57, 3893540), (58, 3826410), (60, 3698863), (70, 3170454), (76, 2920155), (84, 2642045), (87, 2550940), (95, 2336124), (98, 2264610), (105, 2113636), (114, 1946770), (116, 1913205), (133, 1668660), (137, 1619940), (140, 1585227), (145, 1530564), (147, 1509740), (174, 1275470), (190, 1168062), (196, 1132305), (203, 1093260), (210, 1056818), (228, 973385), (245, 905844), (266, 834330), (274, 809970), (285, 778708), (290, 765282), (294, 754870), (348, 637735), (380, 584031), (399, 556220), (406, 546630), (411, 539980), (420, 528409), (435, 510188), (490, 452922), (532, 417165), (548, 404985), (551, 402780), (570, 389354), (580, 382641), (588, 377435), (609, 364420), (665, 333732), (685, 323988), (735, 301948), (798, 278110), (812, 273315), (822, 269990), (870, 255094), (931, 238380), (959, 231420), (980, 226461), (1015, 218652), (1102, 201390), (1140, 194677), (1218, 182210), (1330, 166866), (1370, 161994), (1421, 156180), (1470, 150974), (1596, 139055), (1644, 134995), (1653, 134260), (1740, 127547), (1862, 119190), (1918, 115710), (1995, 111244), (2030, 109326), (2055, 107996), (2204, 100695), (2436, 91105), (2603, 85260), (2660, 83433), (2740, 80997), (2755, 80556), (2793, 79460), (2842, 78090), (2877, 77140), (2940, 75487), (3045, 72884), (3306, 67130), (3724, 59595), (3836, 57855), (3857, 57540), (3973, 55860), (3990, 55622), (4060, 54663), (4110, 53998), (4263, 52060), (4655, 47676), (4795, 46284), (5206, 42630), (5510, 40278), (5586, 39730), (5684, 39045), (5754, 38570), (6090, 36442), (6612, 33565), (6713, 33060), (7105, 31236), (7714, 28770), (7809, 28420), (7946, 27930), (7980, 27811), (8220, 26999), (8265, 26852), (8526, 26030), (9310, 23838), (9590, 23142), (10412, 21315), (11020, 20139), (11172, 19865), (11508, 19285), (11571, 19180), (11919, 18620), (12180, 18221), (13015, 17052), (13426, 16530), (13965, 15892), (14210, 15618), (14385, 15428)]