20757475584

素因数分解:

$2^8\times 3^3\times {\mathrm{173}}^1\times {\mathrm{17359}}^1$

素因数の和:17557

約数の個数: 144

約数和(自身を含む): 61741881600

約数和(自身を除く): 40984406016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 173, 192, 216, 256, 288, 346, 384, 432, 519, 576, 692, 768, 864, 1038, 1152, 1384, 1557, 1728, 2076, 2304, 2768, 3114, 3456, 4152, 4671, 5536, 6228, 6912, 8304, 9342, 11072, 12456, 16608, 17359, 18684, 22144, 24912, 33216, 34718, 37368, 44288, 49824, 52077, 66432, 69436, 74736, 99648, 104154, 132864, 138872, 149472, 156231, 199296, 208308, 277744, 298944, 312462, 398592, 416616, 468693, 555488, 597888, 624924, 833232, 937386, 1110976, 1195776, 1249848, 1666464, 1874772, 2221952, 2499696, 3003107, 3332928, 3749544, 4443904, 4999392, 6006214, 6665856, 7499088, 9009321, 9998784, 12012428, 13331712, 14998176, 18018642, 19997568, 24024856, 27027963, 29996352, 36037284, 39995136, 48049712, 54055926, 59992704, 72074568, 81083889, 96099424, 108111852, 119985408, 144149136, 162167778, 192198848, 216223704, 288298272, 324335556, 384397696, 432447408, 576596544, 648671112, 768795392, 864894816, 1153193088, 1297342224, 1729789632, 2306386176, 2594684448, 3459579264, 5189368896, 6919158528, 10378737792, 20757475584]

約数ペア:

[(1, 20757475584), (2, 10378737792), (3, 6919158528), (4, 5189368896), (6, 3459579264), (8, 2594684448), (9, 2306386176), (12, 1729789632), (16, 1297342224), (18, 1153193088), (24, 864894816), (27, 768795392), (32, 648671112), (36, 576596544), (48, 432447408), (54, 384397696), (64, 324335556), (72, 288298272), (96, 216223704), (108, 192198848), (128, 162167778), (144, 144149136), (173, 119985408), (192, 108111852), (216, 96099424), (256, 81083889), (288, 72074568), (346, 59992704), (384, 54055926), (432, 48049712), (519, 39995136), (576, 36037284), (692, 29996352), (768, 27027963), (864, 24024856), (1038, 19997568), (1152, 18018642), (1384, 14998176), (1557, 13331712), (1728, 12012428), (2076, 9998784), (2304, 9009321), (2768, 7499088), (3114, 6665856), (3456, 6006214), (4152, 4999392), (4671, 4443904), (5536, 3749544), (6228, 3332928), (6912, 3003107), (8304, 2499696), (9342, 2221952), (11072, 1874772), (12456, 1666464), (16608, 1249848), (17359, 1195776), (18684, 1110976), (22144, 937386), (24912, 833232), (33216, 624924), (34718, 597888), (37368, 555488), (44288, 468693), (49824, 416616), (52077, 398592), (66432, 312462), (69436, 298944), (74736, 277744), (99648, 208308), (104154, 199296), (132864, 156231), (138872, 149472)]