128821368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 377395200

約数和(自身を除く): 248573832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 372, 403, 456, 494, 589, 701, 741, 744, 806, 988, 1178, 1209, 1402, 1482, 1612, 1767, 1976, 2103, 2356, 2418, 2804, 2964, 3224, 3534, 4206, 4712, 4836, 5608, 5928, 7068, 7657, 8412, 9113, 9672, 13319, 14136, 15314, 16824, 18226, 21731, 22971, 26638, 27339, 30628, 36452, 39957, 43462, 45942, 53276, 54678, 61256, 65193, 72904, 79914, 86924, 91884, 106552, 109356, 130386, 159828, 173147, 173848, 183768, 218712, 260772, 282503, 319656, 346294, 412889, 519441, 521544, 565006, 692588, 825778, 847509, 1038882, 1130012, 1238667, 1385176, 1651556, 1695018, 2077764, 2260024, 2477334, 3303112, 3390036, 4155528, 4954668, 5367557, 6780072, 9909336, 10735114, 16102671, 21470228, 32205342, 42940456, 64410684, 128821368]

約数ペア:

[(1, 128821368), (2, 64410684), (3, 42940456), (4, 32205342), (6, 21470228), (8, 16102671), (12, 10735114), (13, 9909336), (19, 6780072), (24, 5367557), (26, 4954668), (31, 4155528), (38, 3390036), (39, 3303112), (52, 2477334), (57, 2260024), (62, 2077764), (76, 1695018), (78, 1651556), (93, 1385176), (104, 1238667), (114, 1130012), (124, 1038882), (152, 847509), (156, 825778), (186, 692588), (228, 565006), (247, 521544), (248, 519441), (312, 412889), (372, 346294), (403, 319656), (456, 282503), (494, 260772), (589, 218712), (701, 183768), (741, 173848), (744, 173147), (806, 159828), (988, 130386), (1178, 109356), (1209, 106552), (1402, 91884), (1482, 86924), (1612, 79914), (1767, 72904), (1976, 65193), (2103, 61256), (2356, 54678), (2418, 53276), (2804, 45942), (2964, 43462), (3224, 39957), (3534, 36452), (4206, 30628), (4712, 27339), (4836, 26638), (5608, 22971), (5928, 21731), (7068, 18226), (7657, 16824), (8412, 15314), (9113, 14136), (9672, 13319)]