181055700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 216

約数和(自身を含む): 671623680

約数和(自身を除く): 490567980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 29, 30, 35, 36, 42, 45, 50, 58, 60, 63, 70, 75, 84, 87, 90, 100, 105, 116, 126, 140, 145, 150, 174, 175, 180, 203, 210, 225, 252, 261, 290, 300, 315, 348, 350, 406, 420, 435, 450, 522, 525, 580, 609, 630, 700, 725, 812, 870, 900, 991, 1015, 1044, 1050, 1218, 1260, 1305, 1450, 1575, 1740, 1827, 1982, 2030, 2100, 2175, 2436, 2610, 2900, 2973, 3045, 3150, 3654, 3964, 4060, 4350, 4955, 5075, 5220, 5946, 6090, 6300, 6525, 6937, 7308, 8700, 8919, 9135, 9910, 10150, 11892, 12180, 13050, 13874, 14865, 15225, 17838, 18270, 19820, 20300, 20811, 24775, 26100, 27748, 28739, 29730, 30450, 34685, 35676, 36540, 41622, 44595, 45675, 49550, 57478, 59460, 60900, 62433, 69370, 74325, 83244, 86217, 89190, 91350, 99100, 104055, 114956, 124866, 138740, 143695, 148650, 172434, 173425, 178380, 182700, 201173, 208110, 222975, 249732, 258651, 287390, 297300, 312165, 344868, 346850, 402346, 416220, 431085, 445950, 517302, 520275, 574780, 603519, 624330, 693700, 718475, 804692, 862170, 891900, 1005865, 1034604, 1040550, 1207038, 1248660, 1293255, 1436950, 1560825, 1724340, 1810557, 2011730, 2081100, 2155425, 2414076, 2586510, 2873900, 3017595, 3121650, 3621114, 4023460, 4310850, 5029325, 5173020, 6035190, 6243300, 6466275, 7242228, 8621700, 9052785, 10058650, 12070380, 12932550, 15087975, 18105570, 20117300, 25865100, 30175950, 36211140, 45263925, 60351900, 90527850, 181055700]

約数ペア:

[(1, 181055700), (2, 90527850), (3, 60351900), (4, 45263925), (5, 36211140), (6, 30175950), (7, 25865100), (9, 20117300), (10, 18105570), (12, 15087975), (14, 12932550), (15, 12070380), (18, 10058650), (20, 9052785), (21, 8621700), (25, 7242228), (28, 6466275), (29, 6243300), (30, 6035190), (35, 5173020), (36, 5029325), (42, 4310850), (45, 4023460), (50, 3621114), (58, 3121650), (60, 3017595), (63, 2873900), (70, 2586510), (75, 2414076), (84, 2155425), (87, 2081100), (90, 2011730), (100, 1810557), (105, 1724340), (116, 1560825), (126, 1436950), (140, 1293255), (145, 1248660), (150, 1207038), (174, 1040550), (175, 1034604), (180, 1005865), (203, 891900), (210, 862170), (225, 804692), (252, 718475), (261, 693700), (290, 624330), (300, 603519), (315, 574780), (348, 520275), (350, 517302), (406, 445950), (420, 431085), (435, 416220), (450, 402346), (522, 346850), (525, 344868), (580, 312165), (609, 297300), (630, 287390), (700, 258651), (725, 249732), (812, 222975), (870, 208110), (900, 201173), (991, 182700), (1015, 178380), (1044, 173425), (1050, 172434), (1218, 148650), (1260, 143695), (1305, 138740), (1450, 124866), (1575, 114956), (1740, 104055), (1827, 99100), (1982, 91350), (2030, 89190), (2100, 86217), (2175, 83244), (2436, 74325), (2610, 69370), (2900, 62433), (2973, 60900), (3045, 59460), (3150, 57478), (3654, 49550), (3964, 45675), (4060, 44595), (4350, 41622), (4955, 36540), (5075, 35676), (5220, 34685), (5946, 30450), (6090, 29730), (6300, 28739), (6525, 27748), (6937, 26100), (7308, 24775), (8700, 20811), (8919, 20300), (9135, 19820), (9910, 18270), (10150, 17838), (11892, 15225), (12180, 14865), (13050, 13874)]