220190208

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{20479}}^1$

素因数の和:20507

約数の個数: 80

約数和(自身を含む): 670433280

約数和(自身を除く): 450243072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 20479, 40958, 61437, 81916, 122874, 143353, 163832, 245748, 286706, 327664, 430059, 491496, 573412, 655328, 860118, 982992, 1146824, 1310656, 1720236, 1965984, 2293648, 2621312, 3440472, 3931968, 4587296, 5242624, 6880944, 7863936, 9174592, 10485248, 13761888, 15727872, 18349184, 27523776, 31455744, 36698368, 55047552, 73396736, 110095104, 220190208]

約数ペア:

[(1, 220190208), (2, 110095104), (3, 73396736), (4, 55047552), (6, 36698368), (7, 31455744), (8, 27523776), (12, 18349184), (14, 15727872), (16, 13761888), (21, 10485248), (24, 9174592), (28, 7863936), (32, 6880944), (42, 5242624), (48, 4587296), (56, 3931968), (64, 3440472), (84, 2621312), (96, 2293648), (112, 1965984), (128, 1720236), (168, 1310656), (192, 1146824), (224, 982992), (256, 860118), (336, 655328), (384, 573412), (448, 491496), (512, 430059), (672, 327664), (768, 286706), (896, 245748), (1344, 163832), (1536, 143353), (1792, 122874), (2688, 81916), (3584, 61437), (5376, 40958), (10752, 20479)]