257961648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2833}}^1$

素因数の和:3122

約数の個数: 80

約数和(自身を含む): 764681216

約数和(自身を除く): 506719568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 271, 336, 542, 813, 1084, 1626, 1897, 2168, 2833, 3252, 3794, 4336, 5666, 5691, 6504, 7588, 8499, 11332, 11382, 13008, 15176, 16998, 19831, 22664, 22764, 30352, 33996, 39662, 45328, 45528, 59493, 67992, 79324, 91056, 118986, 135984, 158648, 237972, 317296, 475944, 767743, 951888, 1535486, 2303229, 3070972, 4606458, 5374201, 6141944, 9212916, 10748402, 12283888, 16122603, 18425832, 21496804, 32245206, 36851664, 42993608, 64490412, 85987216, 128980824, 257961648]

約数ペア:

[(1, 257961648), (2, 128980824), (3, 85987216), (4, 64490412), (6, 42993608), (7, 36851664), (8, 32245206), (12, 21496804), (14, 18425832), (16, 16122603), (21, 12283888), (24, 10748402), (28, 9212916), (42, 6141944), (48, 5374201), (56, 4606458), (84, 3070972), (112, 2303229), (168, 1535486), (271, 951888), (336, 767743), (542, 475944), (813, 317296), (1084, 237972), (1626, 158648), (1897, 135984), (2168, 118986), (2833, 91056), (3252, 79324), (3794, 67992), (4336, 59493), (5666, 45528), (5691, 45328), (6504, 39662), (7588, 33996), (8499, 30352), (11332, 22764), (11382, 22664), (13008, 19831), (15176, 16998)]