2018847040

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:877

約数の個数: 168

約数和(自身を含む): 5629046400

約数和(自身を除く): 3610199360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 199, 224, 245, 280, 320, 392, 398, 448, 490, 560, 647, 784, 796, 980, 995, 1120, 1294, 1393, 1568, 1592, 1960, 1990, 2240, 2588, 2786, 3136, 3184, 3235, 3920, 3980, 4529, 5176, 5572, 6368, 6470, 6965, 7840, 7960, 9058, 9751, 10352, 11144, 12736, 12940, 13930, 15680, 15920, 18116, 19502, 20704, 22288, 22645, 25880, 27860, 31703, 31840, 36232, 39004, 41408, 44576, 45290, 48755, 51760, 55720, 63406, 63680, 72464, 78008, 89152, 90580, 97510, 103520, 111440, 126812, 128753, 144928, 156016, 158515, 181160, 195020, 207040, 222880, 253624, 257506, 289856, 312032, 317030, 362320, 390040, 445760, 507248, 515012, 624064, 634060, 643765, 724640, 780080, 901271, 1014496, 1030024, 1268120, 1287530, 1449280, 1560160, 1802542, 2028992, 2060048, 2536240, 2575060, 3120320, 3605084, 4120096, 4506355, 5072480, 5150120, 6308897, 7210168, 8240192, 9012710, 10144960, 10300240, 12617794, 14420336, 18025420, 20600480, 25235588, 28840672, 31544485, 36050840, 41200960, 50471176, 57681344, 63088970, 72101680, 100942352, 126177940, 144203360, 201884704, 252355880, 288406720, 403769408, 504711760, 1009423520, 2018847040]

約数ペア:

[(1, 2018847040), (2, 1009423520), (4, 504711760), (5, 403769408), (7, 288406720), (8, 252355880), (10, 201884704), (14, 144203360), (16, 126177940), (20, 100942352), (28, 72101680), (32, 63088970), (35, 57681344), (40, 50471176), (49, 41200960), (56, 36050840), (64, 31544485), (70, 28840672), (80, 25235588), (98, 20600480), (112, 18025420), (140, 14420336), (160, 12617794), (196, 10300240), (199, 10144960), (224, 9012710), (245, 8240192), (280, 7210168), (320, 6308897), (392, 5150120), (398, 5072480), (448, 4506355), (490, 4120096), (560, 3605084), (647, 3120320), (784, 2575060), (796, 2536240), (980, 2060048), (995, 2028992), (1120, 1802542), (1294, 1560160), (1393, 1449280), (1568, 1287530), (1592, 1268120), (1960, 1030024), (1990, 1014496), (2240, 901271), (2588, 780080), (2786, 724640), (3136, 643765), (3184, 634060), (3235, 624064), (3920, 515012), (3980, 507248), (4529, 445760), (5176, 390040), (5572, 362320), (6368, 317030), (6470, 312032), (6965, 289856), (7840, 257506), (7960, 253624), (9058, 222880), (9751, 207040), (10352, 195020), (11144, 181160), (12736, 158515), (12940, 156016), (13930, 144928), (15680, 128753), (15920, 126812), (18116, 111440), (19502, 103520), (20704, 97510), (22288, 90580), (22645, 89152), (25880, 78008), (27860, 72464), (31703, 63680), (31840, 63406), (36232, 55720), (39004, 51760), (41408, 48755), (44576, 45290)]