680969196

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{3701}}^1$

素因数の和:3999

約数の個数: 72

約数和(自身を含む): 1819162800

約数和(自身を除く): 1138193604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 269, 342, 538, 684, 807, 1076, 1614, 2421, 3228, 3701, 4842, 5111, 7402, 9684, 10222, 11103, 14804, 15333, 20444, 22206, 30666, 33309, 44412, 45999, 61332, 66618, 70319, 91998, 133236, 140638, 183996, 210957, 281276, 421914, 632871, 843828, 995569, 1265742, 1991138, 2531484, 2986707, 3982276, 5973414, 8960121, 11946828, 17920242, 18915811, 35840484, 37831622, 56747433, 75663244, 113494866, 170242299, 226989732, 340484598, 680969196]

約数ペア:

[(1, 680969196), (2, 340484598), (3, 226989732), (4, 170242299), (6, 113494866), (9, 75663244), (12, 56747433), (18, 37831622), (19, 35840484), (36, 18915811), (38, 17920242), (57, 11946828), (76, 8960121), (114, 5973414), (171, 3982276), (228, 2986707), (269, 2531484), (342, 1991138), (538, 1265742), (684, 995569), (807, 843828), (1076, 632871), (1614, 421914), (2421, 281276), (3228, 210957), (3701, 183996), (4842, 140638), (5111, 133236), (7402, 91998), (9684, 70319), (10222, 66618), (11103, 61332), (14804, 45999), (15333, 44412), (20444, 33309), (22206, 30666)]