20315447712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{967}}^1$

素因数の和:1620

約数の個数: 288

約数和(自身を含む): 70095497472

約数和(自身を除く): 49780049760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 476, 504, 544, 612, 613, 672, 714, 816, 952, 967, 1008, 1071, 1224, 1226, 1428, 1632, 1839, 1904, 1934, 2016, 2142, 2448, 2452, 2856, 2901, 3678, 3808, 3868, 4284, 4291, 4896, 4904, 5517, 5712, 5802, 6769, 7356, 7736, 8568, 8582, 8703, 9808, 10421, 11034, 11424, 11604, 12873, 13538, 14712, 15472, 16439, 17136, 17164, 17406, 19616, 20307, 20842, 22068, 23208, 25746, 27076, 29424, 30944, 31263, 32878, 34272, 34328, 34812, 38619, 40614, 41684, 44136, 46416, 49317, 51492, 54152, 58848, 60921, 62526, 65756, 68656, 69624, 72947, 77238, 81228, 83368, 88272, 92832, 93789, 98634, 102984, 108304, 115073, 121842, 125052, 131512, 137312, 139248, 145894, 147951, 154476, 162456, 166736, 176544, 187578, 197268, 205968, 216608, 218841, 230146, 243684, 250104, 263024, 278496, 291788, 295902, 308952, 324912, 333472, 345219, 375156, 394536, 411936, 437682, 460292, 487368, 500208, 526048, 583576, 591804, 592771, 617904, 649824, 656523, 690438, 750312, 789072, 875364, 920584, 974736, 1000416, 1035657, 1167152, 1183608, 1185542, 1235808, 1313046, 1380876, 1500624, 1578144, 1750728, 1778313, 1841168, 1949472, 2071314, 2334304, 2367216, 2371084, 2626092, 2761752, 3001248, 3501456, 3556626, 3682336, 4142628, 4149397, 4734432, 4742168, 5252184, 5334939, 5523504, 7002912, 7113252, 8285256, 8298794, 9484336, 10077107, 10504368, 10669878, 11047008, 12448191, 14226504, 16570512, 16597588, 18968672, 20154214, 21008736, 21339756, 24896382, 28453008, 30231321, 33141024, 33195176, 37344573, 40308428, 42679512, 49792764, 56906016, 60462642, 66390352, 70539749, 74689146, 80616856, 85359024, 90693963, 99585528, 120925284, 132780704, 141079498, 149378292, 161233712, 170718048, 181387926, 199171056, 211619247, 241850568, 282158996, 298756584, 322467424, 362775852, 398342112, 423238494, 483701136, 564317992, 597513168, 634857741, 725551704, 846476988, 967402272, 1128635984, 1195026336, 1269715482, 1451103408, 1692953976, 2257271968, 2539430964, 2902206816, 3385907952, 5078861928, 6771815904, 10157723856, 20315447712]

約数ペア:

[(1, 20315447712), (2, 10157723856), (3, 6771815904), (4, 5078861928), (6, 3385907952), (7, 2902206816), (8, 2539430964), (9, 2257271968), (12, 1692953976), (14, 1451103408), (16, 1269715482), (17, 1195026336), (18, 1128635984), (21, 967402272), (24, 846476988), (28, 725551704), (32, 634857741), (34, 597513168), (36, 564317992), (42, 483701136), (48, 423238494), (51, 398342112), (56, 362775852), (63, 322467424), (68, 298756584), (72, 282158996), (84, 241850568), (96, 211619247), (102, 199171056), (112, 181387926), (119, 170718048), (126, 161233712), (136, 149378292), (144, 141079498), (153, 132780704), (168, 120925284), (204, 99585528), (224, 90693963), (238, 85359024), (252, 80616856), (272, 74689146), (288, 70539749), (306, 66390352), (336, 60462642), (357, 56906016), (408, 49792764), (476, 42679512), (504, 40308428), (544, 37344573), (612, 33195176), (613, 33141024), (672, 30231321), (714, 28453008), (816, 24896382), (952, 21339756), (967, 21008736), (1008, 20154214), (1071, 18968672), (1224, 16597588), (1226, 16570512), (1428, 14226504), (1632, 12448191), (1839, 11047008), (1904, 10669878), (1934, 10504368), (2016, 10077107), (2142, 9484336), (2448, 8298794), (2452, 8285256), (2856, 7113252), (2901, 7002912), (3678, 5523504), (3808, 5334939), (3868, 5252184), (4284, 4742168), (4291, 4734432), (4896, 4149397), (4904, 4142628), (5517, 3682336), (5712, 3556626), (5802, 3501456), (6769, 3001248), (7356, 2761752), (7736, 2626092), (8568, 2371084), (8582, 2367216), (8703, 2334304), (9808, 2071314), (10421, 1949472), (11034, 1841168), (11424, 1778313), (11604, 1750728), (12873, 1578144), (13538, 1500624), (14712, 1380876), (15472, 1313046), (16439, 1235808), (17136, 1185542), (17164, 1183608), (17406, 1167152), (19616, 1035657), (20307, 1000416), (20842, 974736), (22068, 920584), (23208, 875364), (25746, 789072), (27076, 750312), (29424, 690438), (30944, 656523), (31263, 649824), (32878, 617904), (34272, 592771), (34328, 591804), (34812, 583576), (38619, 526048), (40614, 500208), (41684, 487368), (44136, 460292), (46416, 437682), (49317, 411936), (51492, 394536), (54152, 375156), (58848, 345219), (60921, 333472), (62526, 324912), (65756, 308952), (68656, 295902), (69624, 291788), (72947, 278496), (77238, 263024), (81228, 250104), (83368, 243684), (88272, 230146), (92832, 218841), (93789, 216608), (98634, 205968), (102984, 197268), (108304, 187578), (115073, 176544), (121842, 166736), (125052, 162456), (131512, 154476), (137312, 147951), (139248, 145894)]