278278336

素因数分解:

$2^6\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:286

約数の個数: 112

約数和(自身を含む): 654401536

約数和(自身を除く): 376123200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 73, 112, 127, 134, 146, 224, 254, 268, 292, 448, 469, 508, 511, 536, 584, 889, 938, 1016, 1022, 1072, 1168, 1778, 1876, 2032, 2044, 2144, 2336, 3556, 3752, 4064, 4088, 4288, 4672, 4891, 7112, 7504, 8128, 8176, 8509, 9271, 9782, 14224, 15008, 16352, 17018, 18542, 19564, 28448, 30016, 32704, 34036, 34237, 37084, 39128, 56896, 59563, 64897, 68072, 68474, 74168, 78256, 119126, 129794, 136144, 136948, 148336, 156512, 238252, 259588, 272288, 273896, 296672, 313024, 476504, 519176, 544576, 547792, 593344, 621157, 953008, 1038352, 1095584, 1242314, 1906016, 2076704, 2191168, 2484628, 3812032, 4153408, 4348099, 4969256, 8696198, 9938512, 17392396, 19877024, 34784792, 39754048, 69569584, 139139168, 278278336]

約数ペア:

[(1, 278278336), (2, 139139168), (4, 69569584), (7, 39754048), (8, 34784792), (14, 19877024), (16, 17392396), (28, 9938512), (32, 8696198), (56, 4969256), (64, 4348099), (67, 4153408), (73, 3812032), (112, 2484628), (127, 2191168), (134, 2076704), (146, 1906016), (224, 1242314), (254, 1095584), (268, 1038352), (292, 953008), (448, 621157), (469, 593344), (508, 547792), (511, 544576), (536, 519176), (584, 476504), (889, 313024), (938, 296672), (1016, 273896), (1022, 272288), (1072, 259588), (1168, 238252), (1778, 156512), (1876, 148336), (2032, 136948), (2044, 136144), (2144, 129794), (2336, 119126), (3556, 78256), (3752, 74168), (4064, 68474), (4088, 68072), (4288, 64897), (4672, 59563), (4891, 56896), (7112, 39128), (7504, 37084), (8128, 34237), (8176, 34036), (8509, 32704), (9271, 30016), (9782, 28448), (14224, 19564), (15008, 18542), (16352, 17018)]