1276285696

素因数分解:

$2^8\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19249}}^1$

素因数の和:19309

約数の個数: 72

約数和(自身を含む): 2990372000

約数和(自身を除く): 1714086304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 256, 259, 296, 448, 518, 592, 896, 1036, 1184, 1792, 2072, 2368, 4144, 4736, 8288, 9472, 16576, 19249, 33152, 38498, 66304, 76996, 134743, 153992, 269486, 307984, 538972, 615968, 712213, 1077944, 1231936, 1424426, 2155888, 2463872, 2848852, 4311776, 4927744, 4985491, 5697704, 8623552, 9970982, 11395408, 17247104, 19941964, 22790816, 34494208, 39883928, 45581632, 79767856, 91163264, 159535712, 182326528, 319071424, 638142848, 1276285696]

約数ペア:

[(1, 1276285696), (2, 638142848), (4, 319071424), (7, 182326528), (8, 159535712), (14, 91163264), (16, 79767856), (28, 45581632), (32, 39883928), (37, 34494208), (56, 22790816), (64, 19941964), (74, 17247104), (112, 11395408), (128, 9970982), (148, 8623552), (224, 5697704), (256, 4985491), (259, 4927744), (296, 4311776), (448, 2848852), (518, 2463872), (592, 2155888), (896, 1424426), (1036, 1231936), (1184, 1077944), (1792, 712213), (2072, 615968), (2368, 538972), (4144, 307984), (4736, 269486), (8288, 153992), (9472, 134743), (16576, 76996), (19249, 66304), (33152, 38498)]