280760760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2591}}^1$

素因数の和:2658

約数の個数: 192

約数和(自身を含む): 1067489280

約数和(自身を除く): 786728520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 56, 60, 63, 70, 72, 84, 86, 90, 105, 120, 126, 129, 140, 168, 172, 180, 210, 215, 252, 258, 280, 301, 315, 344, 360, 387, 420, 430, 504, 516, 602, 630, 645, 774, 840, 860, 903, 1032, 1204, 1260, 1290, 1505, 1548, 1720, 1806, 1935, 2408, 2520, 2580, 2591, 2709, 3010, 3096, 3612, 3870, 4515, 5160, 5182, 5418, 6020, 7224, 7740, 7773, 9030, 10364, 10836, 12040, 12955, 13545, 15480, 15546, 18060, 18137, 20728, 21672, 23319, 25910, 27090, 31092, 36120, 36274, 38865, 46638, 51820, 54180, 54411, 62184, 72548, 77730, 90685, 93276, 103640, 108360, 108822, 111413, 116595, 145096, 155460, 163233, 181370, 186552, 217644, 222826, 233190, 272055, 310920, 326466, 334239, 362740, 435288, 445652, 466380, 544110, 557065, 652932, 668478, 725480, 779891, 816165, 891304, 932760, 1002717, 1088220, 1114130, 1305864, 1336956, 1559782, 1632330, 1671195, 2005434, 2176440, 2228260, 2339673, 2673912, 3119564, 3264660, 3342390, 3899455, 4010868, 4456520, 4679346, 5013585, 6239128, 6529320, 6684780, 7019019, 7798910, 8021736, 9358692, 10027170, 11698365, 13369560, 14038038, 15597820, 18717384, 20054340, 23396730, 28076076, 31195640, 35095095, 40108680, 46793460, 56152152, 70190190, 93586920, 140380380, 280760760]

約数ペア:

[(1, 280760760), (2, 140380380), (3, 93586920), (4, 70190190), (5, 56152152), (6, 46793460), (7, 40108680), (8, 35095095), (9, 31195640), (10, 28076076), (12, 23396730), (14, 20054340), (15, 18717384), (18, 15597820), (20, 14038038), (21, 13369560), (24, 11698365), (28, 10027170), (30, 9358692), (35, 8021736), (36, 7798910), (40, 7019019), (42, 6684780), (43, 6529320), (45, 6239128), (56, 5013585), (60, 4679346), (63, 4456520), (70, 4010868), (72, 3899455), (84, 3342390), (86, 3264660), (90, 3119564), (105, 2673912), (120, 2339673), (126, 2228260), (129, 2176440), (140, 2005434), (168, 1671195), (172, 1632330), (180, 1559782), (210, 1336956), (215, 1305864), (252, 1114130), (258, 1088220), (280, 1002717), (301, 932760), (315, 891304), (344, 816165), (360, 779891), (387, 725480), (420, 668478), (430, 652932), (504, 557065), (516, 544110), (602, 466380), (630, 445652), (645, 435288), (774, 362740), (840, 334239), (860, 326466), (903, 310920), (1032, 272055), (1204, 233190), (1260, 222826), (1290, 217644), (1505, 186552), (1548, 181370), (1720, 163233), (1806, 155460), (1935, 145096), (2408, 116595), (2520, 111413), (2580, 108822), (2591, 108360), (2709, 103640), (3010, 93276), (3096, 90685), (3612, 77730), (3870, 72548), (4515, 62184), (5160, 54411), (5182, 54180), (5418, 51820), (6020, 46638), (7224, 38865), (7740, 36274), (7773, 36120), (9030, 31092), (10364, 27090), (10836, 25910), (12040, 23319), (12955, 21672), (13545, 20728), (15480, 18137), (15546, 18060)]