1778112

素因数分解:

$2^6\times 3^4\times 7^3$

素因数の和:45

約数の個数: 140

約数和(自身を含む): 6146800

約数和(自身を除く): 4368688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 288, 294, 324, 336, 343, 378, 392, 432, 441, 448, 504, 567, 576, 588, 648, 672, 686, 756, 784, 864, 882, 1008, 1029, 1134, 1176, 1296, 1323, 1344, 1372, 1512, 1568, 1728, 1764, 2016, 2058, 2268, 2352, 2592, 2646, 2744, 3024, 3087, 3136, 3528, 3969, 4032, 4116, 4536, 4704, 5184, 5292, 5488, 6048, 6174, 7056, 7938, 8232, 9072, 9261, 9408, 10584, 10976, 12096, 12348, 14112, 15876, 16464, 18144, 18522, 21168, 21952, 24696, 27783, 28224, 31752, 32928, 36288, 37044, 42336, 49392, 55566, 63504, 65856, 74088, 84672, 98784, 111132, 127008, 148176, 197568, 222264, 254016, 296352, 444528, 592704, 889056, 1778112]

約数ペア:

[(1, 1778112), (2, 889056), (3, 592704), (4, 444528), (6, 296352), (7, 254016), (8, 222264), (9, 197568), (12, 148176), (14, 127008), (16, 111132), (18, 98784), (21, 84672), (24, 74088), (27, 65856), (28, 63504), (32, 55566), (36, 49392), (42, 42336), (48, 37044), (49, 36288), (54, 32928), (56, 31752), (63, 28224), (64, 27783), (72, 24696), (81, 21952), (84, 21168), (96, 18522), (98, 18144), (108, 16464), (112, 15876), (126, 14112), (144, 12348), (147, 12096), (162, 10976), (168, 10584), (189, 9408), (192, 9261), (196, 9072), (216, 8232), (224, 7938), (252, 7056), (288, 6174), (294, 6048), (324, 5488), (336, 5292), (343, 5184), (378, 4704), (392, 4536), (432, 4116), (441, 4032), (448, 3969), (504, 3528), (567, 3136), (576, 3087), (588, 3024), (648, 2744), (672, 2646), (686, 2592), (756, 2352), (784, 2268), (864, 2058), (882, 2016), (1008, 1764), (1029, 1728), (1134, 1568), (1176, 1512), (1296, 1372), (1323, 1344)]