About the Number

1212506880

1212506879 ← → 1212506881

2進数表記:1001000010001010110001100000000

漢数字表記:十二億千二百五十万六千八百八十

素因数分解:

2 8 × 3 1 × 5 1 × 13 1 × 107 1 × 227 1

素因数の和:371
約数の個数: 288
約数和(自身を含む): 4227842304
約数和(自身を除く): 3015335424

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 107, 120, 128, 130, 156, 160, 192, 195, 208, 214, 227, 240, 256, 260, 312, 320, 321, 384, 390, 416, 428, 454, 480, 520, 535, 624, 640, 642, 681, 768, 780, 832, 856, 908, 960, 1040, 1070, 1135, 1248, 1280, 1284, 1362, 1391, 1560, 1605, 1664, 1712, 1816, 1920, 2080, 2140, 2270, 2496, 2568, 2724, 2782, 2951, 3120, 3210, 3328, 3405, 3424, 3632, 3840, 4160, 4173, 4280, 4540, 4992, 5136, 5448, 5564, 5902, 6240, 6420, 6810, 6848, 6955, 7264, 8320, 8346, 8560, 8853, 9080, 9984, 10272, 10896, 11128, 11804, 12480, 12840, 13620, 13696, 13910, 14528, 14755, 16640, 16692, 17120, 17706, 18160, 20544, 20865, 21792, 22256, 23608, 24289, 24960, 25680, 27240, 27392, 27820, 29056, 29510, 33384, 34240, 35412, 36320, 41088, 41730, 43584, 44265, 44512, 47216, 48578, 49920, 51360, 54480, 55640, 58112, 59020, 66768, 68480, 70824, 72640, 72867, 82176, 83460, 87168, 88530, 89024, 94432, 97156, 102720, 108960, 111280, 118040, 121445, 133536, 136960, 141648, 145280, 145734, 166920, 174336, 177060, 178048, 188864, 194312, 205440, 217920, 222560, 236080, 242890, 267072, 283296, 290560, 291468, 315757, 333840, 354120, 356096, 364335, 377728, 388624, 410880, 435840, 445120, 472160, 485780, 534144, 566592, 582936, 631514, 667680, 708240, 728670, 755456, 777248, 871680, 890240, 944320, 947271, 971560, 1068288, 1133184, 1165872, 1263028, 1335360, 1416480, 1457340, 1554496, 1578785, 1780480, 1888640, 1894542, 1943120, 2266368, 2331744, 2526056, 2670720, 2832960, 2914680, 3108992, 3157570, 3777280, 3789084, 3886240, 4663488, 4736355, 5052112, 5341440, 5665920, 5829360, 6217984, 6315140, 7578168, 7772480, 9326976, 9472710, 10104224, 11331840, 11658720, 12630280, 15156336, 15544960, 18653952, 18945420, 20208448, 23317440, 25260560, 30312672, 31089920, 37890840, 40416896, 46634880, 50521120, 60625344, 75781680, 80833792, 93269760, 101042240, 121250688, 151563360, 202084480, 242501376, 303126720, 404168960, 606253440, 1212506880]

約数ペア:
[(1, 1212506880), (2, 606253440), (3, 404168960), (4, 303126720), (5, 242501376), (6, 202084480), (8, 151563360), (10, 121250688), (12, 101042240), (13, 93269760), (15, 80833792), (16, 75781680), (20, 60625344), (24, 50521120), (26, 46634880), (30, 40416896), (32, 37890840), (39, 31089920), (40, 30312672), (48, 25260560), (52, 23317440), (60, 20208448), (64, 18945420), (65, 18653952), (78, 15544960), (80, 15156336), (96, 12630280), (104, 11658720), (107, 11331840), (120, 10104224), (128, 9472710), (130, 9326976), (156, 7772480), (160, 7578168), (192, 6315140), (195, 6217984), (208, 5829360), (214, 5665920), (227, 5341440), (240, 5052112), (256, 4736355), (260, 4663488), (312, 3886240), (320, 3789084), (321, 3777280), (384, 3157570), (390, 3108992), (416, 2914680), (428, 2832960), (454, 2670720), (480, 2526056), (520, 2331744), (535, 2266368), (624, 1943120), (640, 1894542), (642, 1888640), (681, 1780480), (768, 1578785), (780, 1554496), (832, 1457340), (856, 1416480), (908, 1335360), (960, 1263028), (1040, 1165872), (1070, 1133184), (1135, 1068288), (1248, 971560), (1280, 947271), (1284, 944320), (1362, 890240), (1391, 871680), (1560, 777248), (1605, 755456), (1664, 728670), (1712, 708240), (1816, 667680), (1920, 631514), (2080, 582936), (2140, 566592), (2270, 534144), (2496, 485780), (2568, 472160), (2724, 445120), (2782, 435840), (2951, 410880), (3120, 388624), (3210, 377728), (3328, 364335), (3405, 356096), (3424, 354120), (3632, 333840), (3840, 315757), (4160, 291468), (4173, 290560), (4280, 283296), (4540, 267072), (4992, 242890), (5136, 236080), (5448, 222560), (5564, 217920), (5902, 205440), (6240, 194312), (6420, 188864), (6810, 178048), (6848, 177060), (6955, 174336), (7264, 166920), (8320, 145734), (8346, 145280), (8560, 141648), (8853, 136960), (9080, 133536), (9984, 121445), (10272, 118040), (10896, 111280), (11128, 108960), (11804, 102720), (12480, 97156), (12840, 94432), (13620, 89024), (13696, 88530), (13910, 87168), (14528, 83460), (14755, 82176), (16640, 72867), (16692, 72640), (17120, 70824), (17706, 68480), (18160, 66768), (20544, 59020), (20865, 58112), (21792, 55640), (22256, 54480), (23608, 51360), (24289, 49920), (24960, 48578), (25680, 47216), (27240, 44512), (27392, 44265), (27820, 43584), (29056, 41730), (29510, 41088), (33384, 36320), (34240, 35412)]

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