2156555856

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:570

約数の個数: 240

約数和(自身を含む): 7031924928

約数和(自身を除く): 4875369072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 251, 273, 281, 294, 312, 336, 364, 392, 502, 546, 562, 588, 624, 637, 728, 753, 784, 843, 1004, 1092, 1124, 1176, 1274, 1456, 1506, 1686, 1757, 1911, 1967, 2008, 2184, 2248, 2352, 2548, 3012, 3263, 3372, 3514, 3653, 3822, 3934, 4016, 4368, 4496, 5096, 5271, 5901, 6024, 6526, 6744, 7028, 7306, 7644, 7868, 9789, 10192, 10542, 10959, 11802, 12048, 12299, 13052, 13488, 13769, 14056, 14612, 15288, 15736, 19578, 21084, 21918, 22841, 23604, 24598, 25571, 26104, 27538, 28112, 29224, 30576, 31472, 36897, 39156, 41307, 42168, 43836, 45682, 47208, 49196, 51142, 52208, 55076, 58448, 68523, 70531, 73794, 76713, 78312, 82614, 84336, 87672, 91364, 94416, 98392, 102284, 110152, 137046, 141062, 147588, 153426, 156624, 159887, 165228, 175344, 178997, 182728, 196784, 204568, 211593, 220304, 274092, 282124, 295176, 306852, 319774, 330456, 357994, 365456, 409136, 423186, 479661, 493717, 536991, 548184, 564248, 590352, 613704, 639548, 660912, 715988, 846372, 916903, 959322, 987434, 1073982, 1096368, 1128496, 1227408, 1279096, 1431976, 1481151, 1692744, 1833806, 1918644, 1974868, 2147964, 2558192, 2750709, 2863952, 2962302, 3385488, 3456019, 3667612, 3837288, 3949736, 4295928, 5501418, 5924604, 6418321, 6912038, 7335224, 7674576, 7899472, 8591856, 10368057, 11002836, 11849208, 12836642, 13824076, 14670448, 19254963, 20736114, 22005672, 23698416, 25673284, 27648152, 38509926, 41472228, 44011344, 44928247, 51346568, 55296304, 77019852, 82944456, 89856494, 102693136, 134784741, 154039704, 165888912, 179712988, 269569482, 308079408, 359425976, 539138964, 718851952, 1078277928, 2156555856]

約数ペア:

[(1, 2156555856), (2, 1078277928), (3, 718851952), (4, 539138964), (6, 359425976), (7, 308079408), (8, 269569482), (12, 179712988), (13, 165888912), (14, 154039704), (16, 134784741), (21, 102693136), (24, 89856494), (26, 82944456), (28, 77019852), (39, 55296304), (42, 51346568), (48, 44928247), (49, 44011344), (52, 41472228), (56, 38509926), (78, 27648152), (84, 25673284), (91, 23698416), (98, 22005672), (104, 20736114), (112, 19254963), (147, 14670448), (156, 13824076), (168, 12836642), (182, 11849208), (196, 11002836), (208, 10368057), (251, 8591856), (273, 7899472), (281, 7674576), (294, 7335224), (312, 6912038), (336, 6418321), (364, 5924604), (392, 5501418), (502, 4295928), (546, 3949736), (562, 3837288), (588, 3667612), (624, 3456019), (637, 3385488), (728, 2962302), (753, 2863952), (784, 2750709), (843, 2558192), (1004, 2147964), (1092, 1974868), (1124, 1918644), (1176, 1833806), (1274, 1692744), (1456, 1481151), (1506, 1431976), (1686, 1279096), (1757, 1227408), (1911, 1128496), (1967, 1096368), (2008, 1073982), (2184, 987434), (2248, 959322), (2352, 916903), (2548, 846372), (3012, 715988), (3263, 660912), (3372, 639548), (3514, 613704), (3653, 590352), (3822, 564248), (3934, 548184), (4016, 536991), (4368, 493717), (4496, 479661), (5096, 423186), (5271, 409136), (5901, 365456), (6024, 357994), (6526, 330456), (6744, 319774), (7028, 306852), (7306, 295176), (7644, 282124), (7868, 274092), (9789, 220304), (10192, 211593), (10542, 204568), (10959, 196784), (11802, 182728), (12048, 178997), (12299, 175344), (13052, 165228), (13488, 159887), (13769, 156624), (14056, 153426), (14612, 147588), (15288, 141062), (15736, 137046), (19578, 110152), (21084, 102284), (21918, 98392), (22841, 94416), (23604, 91364), (24598, 87672), (25571, 84336), (26104, 82614), (27538, 78312), (28112, 76713), (29224, 73794), (30576, 70531), (31472, 68523), (36897, 58448), (39156, 55076), (41307, 52208), (42168, 51142), (43836, 49196), (45682, 47208)]