168809728

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 362033280

約数和(自身を除く): 193223552

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 128, 136, 158, 256, 272, 316, 491, 544, 632, 982, 1088, 1264, 1343, 1964, 2176, 2528, 2686, 3928, 4352, 5056, 5372, 7856, 8347, 10112, 10744, 15712, 16694, 20224, 21488, 31424, 33388, 38789, 42976, 62848, 66776, 77578, 85952, 125696, 133552, 155156, 171904, 267104, 310312, 343808, 534208, 620624, 659413, 1068416, 1241248, 1318826, 2136832, 2482496, 2637652, 4964992, 5275304, 9929984, 10550608, 21101216, 42202432, 84404864, 168809728]

約数ペア:

[(1, 168809728), (2, 84404864), (4, 42202432), (8, 21101216), (16, 10550608), (17, 9929984), (32, 5275304), (34, 4964992), (64, 2637652), (68, 2482496), (79, 2136832), (128, 1318826), (136, 1241248), (158, 1068416), (256, 659413), (272, 620624), (316, 534208), (491, 343808), (544, 310312), (632, 267104), (982, 171904), (1088, 155156), (1264, 133552), (1343, 125696), (1964, 85952), (2176, 77578), (2528, 66776), (2686, 62848), (3928, 42976), (4352, 38789), (5056, 33388), (5372, 31424), (7856, 21488), (8347, 20224), (10112, 16694), (10744, 15712)]