217080256

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1657}}^1$

素因数の和:1781

約数の個数: 56

約数和(自身を含む): 454822560

約数和(自身を除く): 237742304

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 178, 184, 356, 368, 712, 736, 1424, 1472, 1657, 2047, 2848, 3314, 4094, 5696, 6628, 8188, 13256, 16376, 26512, 32752, 38111, 53024, 65504, 76222, 106048, 131008, 147473, 152444, 294946, 304888, 589892, 609776, 1179784, 1219552, 2359568, 2439104, 3391879, 4719136, 6783758, 9438272, 13567516, 27135032, 54270064, 108540128, 217080256]

約数ペア:

[(1, 217080256), (2, 108540128), (4, 54270064), (8, 27135032), (16, 13567516), (23, 9438272), (32, 6783758), (46, 4719136), (64, 3391879), (89, 2439104), (92, 2359568), (178, 1219552), (184, 1179784), (356, 609776), (368, 589892), (712, 304888), (736, 294946), (1424, 152444), (1472, 147473), (1657, 131008), (2047, 106048), (2848, 76222), (3314, 65504), (4094, 53024), (5696, 38111), (6628, 32752), (8188, 26512), (13256, 16376)]