54805520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 170989056

約数和(自身を除く): 116183536

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 41, 44, 49, 55, 56, 62, 70, 77, 80, 82, 88, 98, 110, 112, 124, 140, 154, 155, 164, 176, 196, 205, 217, 220, 245, 248, 280, 287, 308, 310, 328, 341, 385, 392, 410, 434, 440, 451, 490, 496, 539, 560, 574, 616, 620, 656, 682, 770, 784, 820, 868, 880, 902, 980, 1078, 1085, 1148, 1232, 1240, 1271, 1364, 1435, 1519, 1540, 1640, 1705, 1736, 1804, 1960, 2009, 2156, 2170, 2255, 2296, 2387, 2480, 2542, 2695, 2728, 2870, 3038, 3080, 3157, 3280, 3410, 3472, 3608, 3920, 4018, 4312, 4340, 4510, 4592, 4774, 5084, 5390, 5456, 5740, 6076, 6160, 6314, 6355, 6820, 7216, 7595, 8036, 8624, 8680, 8897, 9020, 9548, 10045, 10168, 10780, 11480, 11935, 12152, 12628, 12710, 13640, 13981, 15190, 15785, 16072, 16709, 17360, 17794, 18040, 19096, 20090, 20336, 21560, 22099, 22960, 23870, 24304, 25256, 25420, 27280, 27962, 30380, 31570, 32144, 33418, 35588, 36080, 38192, 40180, 43120, 44198, 44485, 47740, 50512, 50840, 55924, 60760, 62279, 63140, 66836, 69905, 71176, 80360, 83545, 88396, 88970, 95480, 97867, 101680, 110495, 111848, 121520, 124558, 126280, 133672, 139810, 142352, 160720, 167090, 176792, 177940, 190960, 195734, 220990, 223696, 249116, 252560, 267344, 279620, 311395, 334180, 353584, 355880, 391468, 441980, 489335, 498232, 559240, 622790, 668360, 685069, 711760, 782936, 883960, 978670, 996464, 1118480, 1245580, 1336720, 1370138, 1565872, 1767920, 1957340, 2491160, 2740276, 3425345, 3914680, 4982320, 5480552, 6850690, 7829360, 10961104, 13701380, 27402760, 54805520]

約数ペア:

[(1, 54805520), (2, 27402760), (4, 13701380), (5, 10961104), (7, 7829360), (8, 6850690), (10, 5480552), (11, 4982320), (14, 3914680), (16, 3425345), (20, 2740276), (22, 2491160), (28, 1957340), (31, 1767920), (35, 1565872), (40, 1370138), (41, 1336720), (44, 1245580), (49, 1118480), (55, 996464), (56, 978670), (62, 883960), (70, 782936), (77, 711760), (80, 685069), (82, 668360), (88, 622790), (98, 559240), (110, 498232), (112, 489335), (124, 441980), (140, 391468), (154, 355880), (155, 353584), (164, 334180), (176, 311395), (196, 279620), (205, 267344), (217, 252560), (220, 249116), (245, 223696), (248, 220990), (280, 195734), (287, 190960), (308, 177940), (310, 176792), (328, 167090), (341, 160720), (385, 142352), (392, 139810), (410, 133672), (434, 126280), (440, 124558), (451, 121520), (490, 111848), (496, 110495), (539, 101680), (560, 97867), (574, 95480), (616, 88970), (620, 88396), (656, 83545), (682, 80360), (770, 71176), (784, 69905), (820, 66836), (868, 63140), (880, 62279), (902, 60760), (980, 55924), (1078, 50840), (1085, 50512), (1148, 47740), (1232, 44485), (1240, 44198), (1271, 43120), (1364, 40180), (1435, 38192), (1519, 36080), (1540, 35588), (1640, 33418), (1705, 32144), (1736, 31570), (1804, 30380), (1960, 27962), (2009, 27280), (2156, 25420), (2170, 25256), (2255, 24304), (2296, 23870), (2387, 22960), (2480, 22099), (2542, 21560), (2695, 20336), (2728, 20090), (2870, 19096), (3038, 18040), (3080, 17794), (3157, 17360), (3280, 16709), (3410, 16072), (3472, 15785), (3608, 15190), (3920, 13981), (4018, 13640), (4312, 12710), (4340, 12628), (4510, 12152), (4592, 11935), (4774, 11480), (5084, 10780), (5390, 10168), (5456, 10045), (5740, 9548), (6076, 9020), (6160, 8897), (6314, 8680), (6355, 8624), (6820, 8036), (7216, 7595)]