About the Number

830977280

830977279 ← → 830977281

2進数表記:110001100001111011010100000000

漢数字表記:八億三千九十七万七千二百八十

素因数分解:

2 8 × 5 1 × 7 2 × 13249 1

素因数の和:13284
約数の個数: 108
約数和(自身を含む): 2315596500
約数和(自身を除く): 1484619220

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 13249, 15680, 26498, 31360, 52996, 62720, 66245, 92743, 105992, 132490, 185486, 211984, 264980, 370972, 423968, 463715, 529960, 649201, 741944, 847936, 927430, 1059920, 1298402, 1483888, 1695872, 1854860, 2119840, 2596804, 2967776, 3246005, 3391744, 3709720, 4239680, 5193608, 5935552, 6492010, 7419440, 8479360, 10387216, 11871104, 12984020, 14838880, 16958720, 20774432, 23742208, 25968040, 29677760, 41548864, 51936080, 59355520, 83097728, 103872160, 118711040, 166195456, 207744320, 415488640, 830977280]

約数ペア:
[(1, 830977280), (2, 415488640), (4, 207744320), (5, 166195456), (7, 118711040), (8, 103872160), (10, 83097728), (14, 59355520), (16, 51936080), (20, 41548864), (28, 29677760), (32, 25968040), (35, 23742208), (40, 20774432), (49, 16958720), (56, 14838880), (64, 12984020), (70, 11871104), (80, 10387216), (98, 8479360), (112, 7419440), (128, 6492010), (140, 5935552), (160, 5193608), (196, 4239680), (224, 3709720), (245, 3391744), (256, 3246005), (280, 2967776), (320, 2596804), (392, 2119840), (448, 1854860), (490, 1695872), (560, 1483888), (640, 1298402), (784, 1059920), (896, 927430), (980, 847936), (1120, 741944), (1280, 649201), (1568, 529960), (1792, 463715), (1960, 423968), (2240, 370972), (3136, 264980), (3920, 211984), (4480, 185486), (6272, 132490), (7840, 105992), (8960, 92743), (12544, 66245), (13249, 62720), (15680, 52996), (26498, 31360)]

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