1256311952

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{743}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 2881339392

約数和(自身を除く): 1625027440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 487, 496, 743, 868, 974, 1486, 1736, 1948, 2972, 3409, 3472, 3896, 5201, 5944, 6818, 7792, 10402, 11888, 13636, 15097, 20804, 23033, 27272, 30194, 41608, 46066, 54544, 60388, 83216, 92132, 105679, 120776, 161231, 184264, 211358, 241552, 322462, 361841, 368528, 422716, 644924, 723682, 845432, 1289848, 1447364, 1690864, 2532887, 2579696, 2894728, 5065774, 5789456, 10131548, 11217071, 20263096, 22434142, 40526192, 44868284, 78519497, 89736568, 157038994, 179473136, 314077988, 628155976, 1256311952]

約数ペア:

[(1, 1256311952), (2, 628155976), (4, 314077988), (7, 179473136), (8, 157038994), (14, 89736568), (16, 78519497), (28, 44868284), (31, 40526192), (56, 22434142), (62, 20263096), (112, 11217071), (124, 10131548), (217, 5789456), (248, 5065774), (434, 2894728), (487, 2579696), (496, 2532887), (743, 1690864), (868, 1447364), (974, 1289848), (1486, 845432), (1736, 723682), (1948, 644924), (2972, 422716), (3409, 368528), (3472, 361841), (3896, 322462), (5201, 241552), (5944, 211358), (6818, 184264), (7792, 161231), (10402, 120776), (11888, 105679), (13636, 92132), (15097, 83216), (20804, 60388), (23033, 54544), (27272, 46066), (30194, 41608)]