66657888

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 144

約数和(自身を含む): 211223376

約数和(自身を除く): 144565488

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 53, 66, 72, 88, 96, 99, 106, 132, 144, 159, 176, 198, 212, 264, 288, 318, 352, 396, 397, 424, 477, 528, 583, 636, 792, 794, 848, 954, 1056, 1166, 1191, 1272, 1584, 1588, 1696, 1749, 1908, 2332, 2382, 2544, 3168, 3176, 3498, 3573, 3816, 4367, 4664, 4764, 5088, 5247, 6352, 6996, 7146, 7632, 8734, 9328, 9528, 10494, 12704, 13101, 13992, 14292, 15264, 17468, 18656, 19056, 20988, 21041, 26202, 27984, 28584, 34936, 38112, 39303, 41976, 42082, 52404, 55968, 57168, 63123, 69872, 78606, 83952, 84164, 104808, 114336, 126246, 139744, 157212, 167904, 168328, 189369, 209616, 231451, 252492, 314424, 336656, 378738, 419232, 462902, 504984, 628848, 673312, 694353, 757476, 925804, 1009968, 1257696, 1388706, 1514952, 1851608, 2019936, 2083059, 2777412, 3029904, 3703216, 4166118, 5554824, 6059808, 7406432, 8332236, 11109648, 16664472, 22219296, 33328944, 66657888]

約数ペア:

[(1, 66657888), (2, 33328944), (3, 22219296), (4, 16664472), (6, 11109648), (8, 8332236), (9, 7406432), (11, 6059808), (12, 5554824), (16, 4166118), (18, 3703216), (22, 3029904), (24, 2777412), (32, 2083059), (33, 2019936), (36, 1851608), (44, 1514952), (48, 1388706), (53, 1257696), (66, 1009968), (72, 925804), (88, 757476), (96, 694353), (99, 673312), (106, 628848), (132, 504984), (144, 462902), (159, 419232), (176, 378738), (198, 336656), (212, 314424), (264, 252492), (288, 231451), (318, 209616), (352, 189369), (396, 168328), (397, 167904), (424, 157212), (477, 139744), (528, 126246), (583, 114336), (636, 104808), (792, 84164), (794, 83952), (848, 78606), (954, 69872), (1056, 63123), (1166, 57168), (1191, 55968), (1272, 52404), (1584, 42082), (1588, 41976), (1696, 39303), (1749, 38112), (1908, 34936), (2332, 28584), (2382, 27984), (2544, 26202), (3168, 21041), (3176, 20988), (3498, 19056), (3573, 18656), (3816, 17468), (4367, 15264), (4664, 14292), (4764, 13992), (5088, 13101), (5247, 12704), (6352, 10494), (6996, 9528), (7146, 9328), (7632, 8734)]