About the Number

1270313280

1270313279 ← → 1270313281

2進数表記:1001011101101110111000101000000

漢数字表記:十二億七千三十一万三千二百八十

素因数分解:

2 6 × 3 4 × 5 1 × 49009 1

素因数の和:49038
約数の個数: 140
約数和(自身を含む): 4518820020
約数和(自身を除く): 3248506740

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 49009, 98018, 147027, 196036, 245045, 294054, 392072, 441081, 490090, 588108, 735135, 784144, 882162, 980180, 1176216, 1323243, 1470270, 1568288, 1764324, 1960360, 2205405, 2352432, 2646486, 2940540, 3136576, 3528648, 3920720, 3969729, 4410810, 4704864, 5292972, 5881080, 6616215, 7057296, 7841440, 7939458, 8821620, 9409728, 10585944, 11762160, 13232430, 14114592, 15682880, 15878916, 17643240, 19848645, 21171888, 23524320, 26464860, 28229184, 31757832, 35286480, 39697290, 42343776, 47048640, 52929720, 63515664, 70572960, 79394580, 84687552, 105859440, 127031328, 141145920, 158789160, 211718880, 254062656, 317578320, 423437760, 635156640, 1270313280]

約数ペア:
[(1, 1270313280), (2, 635156640), (3, 423437760), (4, 317578320), (5, 254062656), (6, 211718880), (8, 158789160), (9, 141145920), (10, 127031328), (12, 105859440), (15, 84687552), (16, 79394580), (18, 70572960), (20, 63515664), (24, 52929720), (27, 47048640), (30, 42343776), (32, 39697290), (36, 35286480), (40, 31757832), (45, 28229184), (48, 26464860), (54, 23524320), (60, 21171888), (64, 19848645), (72, 17643240), (80, 15878916), (81, 15682880), (90, 14114592), (96, 13232430), (108, 11762160), (120, 10585944), (135, 9409728), (144, 8821620), (160, 7939458), (162, 7841440), (180, 7057296), (192, 6616215), (216, 5881080), (240, 5292972), (270, 4704864), (288, 4410810), (320, 3969729), (324, 3920720), (360, 3528648), (405, 3136576), (432, 2940540), (480, 2646486), (540, 2352432), (576, 2205405), (648, 1960360), (720, 1764324), (810, 1568288), (864, 1470270), (960, 1323243), (1080, 1176216), (1296, 980180), (1440, 882162), (1620, 784144), (1728, 735135), (2160, 588108), (2592, 490090), (2880, 441081), (3240, 392072), (4320, 294054), (5184, 245045), (6480, 196036), (8640, 147027), (12960, 98018), (25920, 49009)]

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