20298112800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^2\times {\mathrm{172603}}^1$

素因数の和:172640

約数の個数: 216

約数和(自身を含む): 76857799536

約数和(自身を除く): 56559686736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 49, 50, 56, 60, 70, 75, 80, 84, 96, 98, 100, 105, 112, 120, 140, 147, 150, 160, 168, 175, 196, 200, 210, 224, 240, 245, 280, 294, 300, 336, 350, 392, 400, 420, 480, 490, 525, 560, 588, 600, 672, 700, 735, 784, 800, 840, 980, 1050, 1120, 1176, 1200, 1225, 1400, 1470, 1568, 1680, 1960, 2100, 2352, 2400, 2450, 2800, 2940, 3360, 3675, 3920, 4200, 4704, 4900, 5600, 5880, 7350, 7840, 8400, 9800, 11760, 14700, 16800, 19600, 23520, 29400, 39200, 58800, 117600, 172603, 345206, 517809, 690412, 863015, 1035618, 1208221, 1380824, 1726030, 2071236, 2416442, 2589045, 2761648, 3452060, 3624663, 4142472, 4315075, 4832884, 5178090, 5523296, 6041105, 6904120, 7249326, 8284944, 8457547, 8630150, 9665768, 10356180, 12082210, 12945225, 13808240, 14498652, 16569888, 16915094, 17260300, 18123315, 19331536, 20712360, 24164420, 25372641, 25890450, 27616480, 28997304, 30205525, 33830188, 34520600, 36246630, 38663072, 41424720, 42287735, 48328840, 50745282, 51780900, 57994608, 60411050, 67660376, 69041200, 72493260, 82849440, 84575470, 90616575, 96657680, 101490564, 103561800, 115989216, 120822100, 126863205, 135320752, 138082400, 144986520, 169150940, 181233150, 193315360, 202981128, 207123600, 211438675, 241644200, 253726410, 270641504, 289973040, 338301880, 362466300, 405962256, 414247200, 422877350, 483288400, 507452820, 579946080, 634316025, 676603760, 724932600, 811924512, 845754700, 966576800, 1014905640, 1268632050, 1353207520, 1449865200, 1691509400, 2029811280, 2537264100, 2899730400, 3383018800, 4059622560, 5074528200, 6766037600, 10149056400, 20298112800]

約数ペア:

[(1, 20298112800), (2, 10149056400), (3, 6766037600), (4, 5074528200), (5, 4059622560), (6, 3383018800), (7, 2899730400), (8, 2537264100), (10, 2029811280), (12, 1691509400), (14, 1449865200), (15, 1353207520), (16, 1268632050), (20, 1014905640), (21, 966576800), (24, 845754700), (25, 811924512), (28, 724932600), (30, 676603760), (32, 634316025), (35, 579946080), (40, 507452820), (42, 483288400), (48, 422877350), (49, 414247200), (50, 405962256), (56, 362466300), (60, 338301880), (70, 289973040), (75, 270641504), (80, 253726410), (84, 241644200), (96, 211438675), (98, 207123600), (100, 202981128), (105, 193315360), (112, 181233150), (120, 169150940), (140, 144986520), (147, 138082400), (150, 135320752), (160, 126863205), (168, 120822100), (175, 115989216), (196, 103561800), (200, 101490564), (210, 96657680), (224, 90616575), (240, 84575470), (245, 82849440), (280, 72493260), (294, 69041200), (300, 67660376), (336, 60411050), (350, 57994608), (392, 51780900), (400, 50745282), (420, 48328840), (480, 42287735), (490, 41424720), (525, 38663072), (560, 36246630), (588, 34520600), (600, 33830188), (672, 30205525), (700, 28997304), (735, 27616480), (784, 25890450), (800, 25372641), (840, 24164420), (980, 20712360), (1050, 19331536), (1120, 18123315), (1176, 17260300), (1200, 16915094), (1225, 16569888), (1400, 14498652), (1470, 13808240), (1568, 12945225), (1680, 12082210), (1960, 10356180), (2100, 9665768), (2352, 8630150), (2400, 8457547), (2450, 8284944), (2800, 7249326), (2940, 6904120), (3360, 6041105), (3675, 5523296), (3920, 5178090), (4200, 4832884), (4704, 4315075), (4900, 4142472), (5600, 3624663), (5880, 3452060), (7350, 2761648), (7840, 2589045), (8400, 2416442), (9800, 2071236), (11760, 1726030), (14700, 1380824), (16800, 1208221), (19600, 1035618), (23520, 863015), (29400, 690412), (39200, 517809), (58800, 345206), (117600, 172603)]