208499456

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 108

約数和(自身を含む): 469760256

約数和(自身を除く): 261260800

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 106, 121, 127, 128, 176, 212, 242, 254, 256, 352, 424, 484, 508, 583, 704, 848, 968, 1016, 1166, 1397, 1408, 1696, 1936, 2032, 2332, 2794, 2816, 3392, 3872, 4064, 4664, 5588, 6413, 6731, 6784, 7744, 8128, 9328, 11176, 12826, 13462, 13568, 15367, 15488, 16256, 18656, 22352, 25652, 26924, 30734, 30976, 32512, 37312, 44704, 51304, 53848, 61468, 74041, 74624, 89408, 102608, 107696, 122936, 148082, 149248, 178816, 205216, 215392, 245872, 296164, 357632, 410432, 430784, 491744, 592328, 814451, 820864, 861568, 983488, 1184656, 1628902, 1641728, 1723136, 1966976, 2369312, 3257804, 3933952, 4738624, 6515608, 9477248, 13031216, 18954496, 26062432, 52124864, 104249728, 208499456]

約数ペア:

[(1, 208499456), (2, 104249728), (4, 52124864), (8, 26062432), (11, 18954496), (16, 13031216), (22, 9477248), (32, 6515608), (44, 4738624), (53, 3933952), (64, 3257804), (88, 2369312), (106, 1966976), (121, 1723136), (127, 1641728), (128, 1628902), (176, 1184656), (212, 983488), (242, 861568), (254, 820864), (256, 814451), (352, 592328), (424, 491744), (484, 430784), (508, 410432), (583, 357632), (704, 296164), (848, 245872), (968, 215392), (1016, 205216), (1166, 178816), (1397, 149248), (1408, 148082), (1696, 122936), (1936, 107696), (2032, 102608), (2332, 89408), (2794, 74624), (2816, 74041), (3392, 61468), (3872, 53848), (4064, 51304), (4664, 44704), (5588, 37312), (6413, 32512), (6731, 30976), (6784, 30734), (7744, 26924), (8128, 25652), (9328, 22352), (11176, 18656), (12826, 16256), (13462, 15488), (13568, 15367)]