281428416

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{15761}}^1$

素因数の和:15810

約数の個数: 84

約数和(自身を含む): 832737984

約数和(自身を除く): 551309568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1116, 1488, 1984, 2232, 2976, 4464, 5952, 8928, 15761, 17856, 31522, 47283, 63044, 94566, 126088, 141849, 189132, 252176, 283698, 378264, 488591, 504352, 567396, 756528, 977182, 1008704, 1134792, 1465773, 1513056, 1954364, 2269584, 2931546, 3026112, 3908728, 4397319, 4539168, 5863092, 7817456, 8794638, 9078336, 11726184, 15634912, 17589276, 23452368, 31269824, 35178552, 46904736, 70357104, 93809472, 140714208, 281428416]

約数ペア:

[(1, 281428416), (2, 140714208), (3, 93809472), (4, 70357104), (6, 46904736), (8, 35178552), (9, 31269824), (12, 23452368), (16, 17589276), (18, 15634912), (24, 11726184), (31, 9078336), (32, 8794638), (36, 7817456), (48, 5863092), (62, 4539168), (64, 4397319), (72, 3908728), (93, 3026112), (96, 2931546), (124, 2269584), (144, 1954364), (186, 1513056), (192, 1465773), (248, 1134792), (279, 1008704), (288, 977182), (372, 756528), (496, 567396), (558, 504352), (576, 488591), (744, 378264), (992, 283698), (1116, 252176), (1488, 189132), (1984, 141849), (2232, 126088), (2976, 94566), (4464, 63044), (5952, 47283), (8928, 31522), (15761, 17856)]