21550427760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{205477}}^1$

素因数の和:205535

約数の個数: 160

約数和(自身を含む): 73380303360

約数和(自身を除く): 51829875600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 240, 276, 285, 304, 345, 368, 380, 437, 456, 460, 552, 570, 690, 760, 874, 912, 920, 1104, 1140, 1311, 1380, 1520, 1748, 1840, 2185, 2280, 2622, 2760, 3496, 4370, 4560, 5244, 5520, 6555, 6992, 8740, 10488, 13110, 17480, 20976, 26220, 34960, 52440, 104880, 205477, 410954, 616431, 821908, 1027385, 1232862, 1643816, 2054770, 2465724, 3082155, 3287632, 3904063, 4109540, 4725971, 4931448, 6164310, 7808126, 8219080, 9451942, 9862896, 11712189, 12328620, 14177913, 15616252, 16438160, 18903884, 19520315, 23424378, 23629855, 24657240, 28355826, 31232504, 37807768, 39040630, 46848756, 47259710, 49314480, 56711652, 58560945, 62465008, 70889565, 75615536, 78081260, 89793449, 93697512, 94519420, 113423304, 117121890, 141779130, 156162520, 179586898, 187395024, 189038840, 226846608, 234243780, 269380347, 283558260, 312325040, 359173796, 378077680, 448967245, 468487560, 538760694, 567116520, 718347592, 897934490, 936975120, 1077521388, 1134233040, 1346901735, 1436695184, 1795868980, 2155042776, 2693803470, 3591737960, 4310085552, 5387606940, 7183475920, 10775213880, 21550427760]

約数ペア:

[(1, 21550427760), (2, 10775213880), (3, 7183475920), (4, 5387606940), (5, 4310085552), (6, 3591737960), (8, 2693803470), (10, 2155042776), (12, 1795868980), (15, 1436695184), (16, 1346901735), (19, 1134233040), (20, 1077521388), (23, 936975120), (24, 897934490), (30, 718347592), (38, 567116520), (40, 538760694), (46, 468487560), (48, 448967245), (57, 378077680), (60, 359173796), (69, 312325040), (76, 283558260), (80, 269380347), (92, 234243780), (95, 226846608), (114, 189038840), (115, 187395024), (120, 179586898), (138, 156162520), (152, 141779130), (184, 117121890), (190, 113423304), (228, 94519420), (230, 93697512), (240, 89793449), (276, 78081260), (285, 75615536), (304, 70889565), (345, 62465008), (368, 58560945), (380, 56711652), (437, 49314480), (456, 47259710), (460, 46848756), (552, 39040630), (570, 37807768), (690, 31232504), (760, 28355826), (874, 24657240), (912, 23629855), (920, 23424378), (1104, 19520315), (1140, 18903884), (1311, 16438160), (1380, 15616252), (1520, 14177913), (1748, 12328620), (1840, 11712189), (2185, 9862896), (2280, 9451942), (2622, 8219080), (2760, 7808126), (3496, 6164310), (4370, 4931448), (4560, 4725971), (5244, 4109540), (5520, 3904063), (6555, 3287632), (6992, 3082155), (8740, 2465724), (10488, 2054770), (13110, 1643816), (17480, 1232862), (20976, 1027385), (26220, 821908), (34960, 616431), (52440, 410954), (104880, 205477)]