19978432992

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{78031}}^1$

素因数の和:78181

約数の個数: 144

約数和(自身を含む): 65442004992

約数和(自身を除く): 45463572000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 127, 144, 168, 224, 252, 254, 288, 336, 381, 504, 508, 672, 762, 889, 1008, 1016, 1143, 1524, 1778, 2016, 2032, 2286, 2667, 3048, 3556, 4064, 4572, 5334, 6096, 7112, 8001, 9144, 10668, 12192, 14224, 16002, 18288, 21336, 28448, 32004, 36576, 42672, 64008, 78031, 85344, 128016, 156062, 234093, 256032, 312124, 468186, 546217, 624248, 702279, 936372, 1092434, 1248496, 1404558, 1638651, 1872744, 2184868, 2496992, 2809116, 3277302, 3745488, 4369736, 4915953, 5618232, 6554604, 7490976, 8739472, 9831906, 9909937, 11236464, 13109208, 17478944, 19663812, 19819874, 22472928, 26218416, 29729811, 39327624, 39639748, 52436832, 59459622, 69369559, 78655248, 79279496, 89189433, 118919244, 138739118, 157310496, 158558992, 178378866, 208108677, 237838488, 277478236, 317117984, 356757732, 416217354, 475676976, 554956472, 624326031, 713515464, 832434708, 951353952, 1109912944, 1248652062, 1427030928, 1664869416, 2219825888, 2497304124, 2854061856, 3329738832, 4994608248, 6659477664, 9989216496, 19978432992]

約数ペア:

[(1, 19978432992), (2, 9989216496), (3, 6659477664), (4, 4994608248), (6, 3329738832), (7, 2854061856), (8, 2497304124), (9, 2219825888), (12, 1664869416), (14, 1427030928), (16, 1248652062), (18, 1109912944), (21, 951353952), (24, 832434708), (28, 713515464), (32, 624326031), (36, 554956472), (42, 475676976), (48, 416217354), (56, 356757732), (63, 317117984), (72, 277478236), (84, 237838488), (96, 208108677), (112, 178378866), (126, 158558992), (127, 157310496), (144, 138739118), (168, 118919244), (224, 89189433), (252, 79279496), (254, 78655248), (288, 69369559), (336, 59459622), (381, 52436832), (504, 39639748), (508, 39327624), (672, 29729811), (762, 26218416), (889, 22472928), (1008, 19819874), (1016, 19663812), (1143, 17478944), (1524, 13109208), (1778, 11236464), (2016, 9909937), (2032, 9831906), (2286, 8739472), (2667, 7490976), (3048, 6554604), (3556, 5618232), (4064, 4915953), (4572, 4369736), (5334, 3745488), (6096, 3277302), (7112, 2809116), (8001, 2496992), (9144, 2184868), (10668, 1872744), (12192, 1638651), (14224, 1404558), (16002, 1248496), (18288, 1092434), (21336, 936372), (28448, 702279), (32004, 624248), (36576, 546217), (42672, 468186), (64008, 312124), (78031, 256032), (85344, 234093), (128016, 156062)]