221833984

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 459164160

約数和(自身を除く): 237330176

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 103, 128, 179, 188, 206, 256, 358, 376, 412, 716, 752, 824, 1432, 1504, 1648, 2864, 3008, 3296, 4841, 5728, 6016, 6592, 8413, 9682, 11456, 12032, 13184, 16826, 18437, 19364, 22912, 26368, 33652, 36874, 38728, 45824, 67304, 73748, 77456, 134608, 147496, 154912, 269216, 294992, 309824, 538432, 589984, 619648, 866539, 1076864, 1179968, 1239296, 1733078, 2153728, 2359936, 3466156, 4719872, 6932312, 13864624, 27729248, 55458496, 110916992, 221833984]

約数ペア:

[(1, 221833984), (2, 110916992), (4, 55458496), (8, 27729248), (16, 13864624), (32, 6932312), (47, 4719872), (64, 3466156), (94, 2359936), (103, 2153728), (128, 1733078), (179, 1239296), (188, 1179968), (206, 1076864), (256, 866539), (358, 619648), (376, 589984), (412, 538432), (716, 309824), (752, 294992), (824, 269216), (1432, 154912), (1504, 147496), (1648, 134608), (2864, 77456), (3008, 73748), (3296, 67304), (4841, 45824), (5728, 38728), (6016, 36874), (6592, 33652), (8413, 26368), (9682, 22912), (11456, 19364), (12032, 18437), (13184, 16826)]