280487952

素因数分解:

$2^4\times 3^2\times {\mathrm{103}}^1\times {\mathrm{18911}}^1$

素因数の和:19028

約数の個数: 60

約数和(自身を含む): 792639744

約数和(自身を除く): 512151792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 103, 144, 206, 309, 412, 618, 824, 927, 1236, 1648, 1854, 2472, 3708, 4944, 7416, 14832, 18911, 37822, 56733, 75644, 113466, 151288, 170199, 226932, 302576, 340398, 453864, 680796, 907728, 1361592, 1947833, 2723184, 3895666, 5843499, 7791332, 11686998, 15582664, 17530497, 23373996, 31165328, 35060994, 46747992, 70121988, 93495984, 140243976, 280487952]

約数ペア:

[(1, 280487952), (2, 140243976), (3, 93495984), (4, 70121988), (6, 46747992), (8, 35060994), (9, 31165328), (12, 23373996), (16, 17530497), (18, 15582664), (24, 11686998), (36, 7791332), (48, 5843499), (72, 3895666), (103, 2723184), (144, 1947833), (206, 1361592), (309, 907728), (412, 680796), (618, 453864), (824, 340398), (927, 302576), (1236, 226932), (1648, 170199), (1854, 151288), (2472, 113466), (3708, 75644), (4944, 56733), (7416, 37822), (14832, 18911)]