278940480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 448

約数和(自身を含む): 1136099328

約数和(自身を除く): 857158848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 31, 32, 35, 39, 40, 42, 48, 52, 56, 60, 62, 64, 65, 70, 78, 80, 84, 91, 93, 96, 103, 104, 105, 112, 120, 124, 130, 140, 155, 156, 160, 168, 182, 186, 192, 195, 206, 208, 210, 217, 224, 240, 248, 260, 273, 280, 309, 310, 312, 320, 336, 364, 372, 390, 403, 412, 416, 420, 434, 448, 455, 465, 480, 496, 515, 520, 546, 560, 618, 620, 624, 651, 672, 721, 728, 744, 780, 806, 824, 832, 840, 868, 910, 930, 960, 992, 1030, 1040, 1085, 1092, 1120, 1209, 1236, 1240, 1248, 1302, 1339, 1344, 1365, 1442, 1456, 1488, 1545, 1560, 1612, 1648, 1680, 1736, 1820, 1860, 1984, 2015, 2060, 2080, 2163, 2170, 2184, 2240, 2418, 2472, 2480, 2496, 2604, 2678, 2730, 2821, 2884, 2912, 2976, 3090, 3120, 3193, 3224, 3255, 3296, 3360, 3472, 3605, 3640, 3720, 4017, 4030, 4120, 4160, 4326, 4340, 4368, 4836, 4944, 4960, 5208, 5356, 5460, 5642, 5768, 5824, 5952, 6045, 6180, 6240, 6386, 6448, 6510, 6592, 6695, 6720, 6944, 7210, 7280, 7440, 8034, 8060, 8240, 8463, 8652, 8680, 8736, 9373, 9579, 9672, 9888, 9920, 10416, 10712, 10815, 10920, 11284, 11536, 12090, 12360, 12480, 12772, 12896, 13020, 13390, 13888, 14105, 14420, 14560, 14880, 15965, 16068, 16120, 16480, 16926, 17304, 17360, 17472, 18746, 19158, 19344, 19776, 20085, 20832, 21424, 21630, 21840, 22351, 22568, 23072, 24180, 24720, 25544, 25792, 26040, 26780, 28119, 28210, 28840, 29120, 29760, 31930, 32136, 32240, 32960, 33852, 34608, 34720, 37492, 38316, 38688, 40170, 41509, 41664, 42315, 42848, 43260, 43680, 44702, 45136, 46144, 46865, 47895, 48360, 49440, 51088, 52080, 53560, 56238, 56420, 57680, 63860, 64272, 64480, 67053, 67704, 69216, 69440, 74984, 76632, 77376, 80340, 83018, 84630, 85696, 86520, 87360, 89404, 90272, 93730, 95790, 96720, 98880, 102176, 104160, 107120, 111755, 112476, 112840, 115360, 124527, 127720, 128544, 128960, 134106, 135408, 138432, 140595, 149968, 153264, 160680, 166036, 169260, 173040, 178808, 180544, 187460, 191580, 193440, 204352, 207545, 208320, 214240, 223510, 224952, 225680, 230720, 249054, 255440, 257088, 268212, 270816, 281190, 290563, 299936, 306528, 321360, 332072, 335265, 338520, 346080, 357616, 374920, 383160, 386880, 415090, 428480, 447020, 449904, 451360, 498108, 510880, 536424, 541632, 562380, 581126, 599872, 613056, 622635, 642720, 664144, 670530, 677040, 692160, 715232, 749840, 766320, 830180, 871689, 894040, 899808, 902720, 996216, 1021760, 1072848, 1124760, 1162252, 1245270, 1285440, 1328288, 1341060, 1354080, 1430464, 1452815, 1499680, 1532640, 1660360, 1743378, 1788080, 1799616, 1992432, 2145696, 2249520, 2324504, 2490540, 2656576, 2682120, 2708160, 2905630, 2999360, 3065280, 3320720, 3486756, 3576160, 3984864, 4291392, 4358445, 4499040, 4649008, 4981080, 5364240, 5811260, 6641440, 6973512, 7152320, 7969728, 8716890, 8998080, 9298016, 9962160, 10728480, 11622520, 13282880, 13947024, 17433780, 18596032, 19924320, 21456960, 23245040, 27894048, 34867560, 39848640, 46490080, 55788096, 69735120, 92980160, 139470240, 278940480]

約数ペア:

[(1, 278940480), (2, 139470240), (3, 92980160), (4, 69735120), (5, 55788096), (6, 46490080), (7, 39848640), (8, 34867560), (10, 27894048), (12, 23245040), (13, 21456960), (14, 19924320), (15, 18596032), (16, 17433780), (20, 13947024), (21, 13282880), (24, 11622520), (26, 10728480), (28, 9962160), (30, 9298016), (31, 8998080), (32, 8716890), (35, 7969728), (39, 7152320), (40, 6973512), (42, 6641440), (48, 5811260), (52, 5364240), (56, 4981080), (60, 4649008), (62, 4499040), (64, 4358445), (65, 4291392), (70, 3984864), (78, 3576160), (80, 3486756), (84, 3320720), (91, 3065280), (93, 2999360), (96, 2905630), (103, 2708160), (104, 2682120), (105, 2656576), (112, 2490540), (120, 2324504), (124, 2249520), (130, 2145696), (140, 1992432), (155, 1799616), (156, 1788080), (160, 1743378), (168, 1660360), (182, 1532640), (186, 1499680), (192, 1452815), (195, 1430464), (206, 1354080), (208, 1341060), (210, 1328288), (217, 1285440), (224, 1245270), (240, 1162252), (248, 1124760), (260, 1072848), (273, 1021760), (280, 996216), (309, 902720), (310, 899808), (312, 894040), (320, 871689), (336, 830180), (364, 766320), (372, 749840), (390, 715232), (403, 692160), (412, 677040), (416, 670530), (420, 664144), (434, 642720), (448, 622635), (455, 613056), (465, 599872), (480, 581126), (496, 562380), (515, 541632), (520, 536424), (546, 510880), (560, 498108), (618, 451360), (620, 449904), (624, 447020), (651, 428480), (672, 415090), (721, 386880), (728, 383160), (744, 374920), (780, 357616), (806, 346080), (824, 338520), (832, 335265), (840, 332072), (868, 321360), (910, 306528), (930, 299936), (960, 290563), (992, 281190), (1030, 270816), (1040, 268212), (1085, 257088), (1092, 255440), (1120, 249054), (1209, 230720), (1236, 225680), (1240, 224952), (1248, 223510), (1302, 214240), (1339, 208320), (1344, 207545), (1365, 204352), (1442, 193440), (1456, 191580), (1488, 187460), (1545, 180544), (1560, 178808), (1612, 173040), (1648, 169260), (1680, 166036), (1736, 160680), (1820, 153264), (1860, 149968), (1984, 140595), (2015, 138432), (2060, 135408), (2080, 134106), (2163, 128960), (2170, 128544), (2184, 127720), (2240, 124527), (2418, 115360), (2472, 112840), (2480, 112476), (2496, 111755), (2604, 107120), (2678, 104160), (2730, 102176), (2821, 98880), (2884, 96720), (2912, 95790), (2976, 93730), (3090, 90272), (3120, 89404), (3193, 87360), (3224, 86520), (3255, 85696), (3296, 84630), (3360, 83018), (3472, 80340), (3605, 77376), (3640, 76632), (3720, 74984), (4017, 69440), (4030, 69216), (4120, 67704), (4160, 67053), (4326, 64480), (4340, 64272), (4368, 63860), (4836, 57680), (4944, 56420), (4960, 56238), (5208, 53560), (5356, 52080), (5460, 51088), (5642, 49440), (5768, 48360), (5824, 47895), (5952, 46865), (6045, 46144), (6180, 45136), (6240, 44702), (6386, 43680), (6448, 43260), (6510, 42848), (6592, 42315), (6695, 41664), (6720, 41509), (6944, 40170), (7210, 38688), (7280, 38316), (7440, 37492), (8034, 34720), (8060, 34608), (8240, 33852), (8463, 32960), (8652, 32240), (8680, 32136), (8736, 31930), (9373, 29760), (9579, 29120), (9672, 28840), (9888, 28210), (9920, 28119), (10416, 26780), (10712, 26040), (10815, 25792), (10920, 25544), (11284, 24720), (11536, 24180), (12090, 23072), (12360, 22568), (12480, 22351), (12772, 21840), (12896, 21630), (13020, 21424), (13390, 20832), (13888, 20085), (14105, 19776), (14420, 19344), (14560, 19158), (14880, 18746), (15965, 17472), (16068, 17360), (16120, 17304), (16480, 16926)]