254186816

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 84

約数和(自身を含む): 555552864

約数和(自身を除く): 301366048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 142, 169, 208, 284, 331, 338, 416, 568, 662, 676, 832, 923, 1136, 1324, 1352, 1846, 2272, 2648, 2704, 3692, 4303, 4544, 5296, 5408, 7384, 8606, 10592, 10816, 11999, 14768, 17212, 21184, 23501, 23998, 29536, 34424, 47002, 47996, 55939, 59072, 68848, 94004, 95992, 111878, 137696, 188008, 191984, 223756, 275392, 305513, 376016, 383968, 447512, 611026, 752032, 767936, 895024, 1222052, 1504064, 1790048, 2444104, 3580096, 3971669, 4888208, 7943338, 9776416, 15886676, 19552832, 31773352, 63546704, 127093408, 254186816]

約数ペア:

[(1, 254186816), (2, 127093408), (4, 63546704), (8, 31773352), (13, 19552832), (16, 15886676), (26, 9776416), (32, 7943338), (52, 4888208), (64, 3971669), (71, 3580096), (104, 2444104), (142, 1790048), (169, 1504064), (208, 1222052), (284, 895024), (331, 767936), (338, 752032), (416, 611026), (568, 447512), (662, 383968), (676, 376016), (832, 305513), (923, 275392), (1136, 223756), (1324, 191984), (1352, 188008), (1846, 137696), (2272, 111878), (2648, 95992), (2704, 94004), (3692, 68848), (4303, 59072), (4544, 55939), (5296, 47996), (5408, 47002), (7384, 34424), (8606, 29536), (10592, 23998), (10816, 23501), (11999, 21184), (14768, 17212)]