About the Number

123490807680

123490807679 ← → 123490807681

2進数表記:1110011000000101000000010111110000000

漢数字表記:千二百三十四億九千八十万七千六百八十

素因数分解:

2 7 × 3 1 × 5 1 × 3853 1 × 16693 1

素因数の和:20568
約数の個数: 128
約数和(自身を含む): 393752697120
約数和(自身を除く): 270261889440

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 3853, 7706, 11559, 15412, 16693, 19265, 23118, 30824, 33386, 38530, 46236, 50079, 57795, 61648, 66772, 77060, 83465, 92472, 100158, 115590, 123296, 133544, 154120, 166930, 184944, 200316, 231180, 246592, 250395, 267088, 308240, 333860, 369888, 400632, 462360, 493184, 500790, 534176, 616480, 667720, 739776, 801264, 924720, 1001580, 1068352, 1232960, 1335440, 1479552, 1602528, 1849440, 2003160, 2136704, 2465920, 2670880, 3205056, 3698880, 4006320, 5341760, 6410112, 7397760, 8012640, 10683520, 16025280, 32050560, 64318129, 128636258, 192954387, 257272516, 321590645, 385908774, 514545032, 643181290, 771817548, 964771935, 1029090064, 1286362580, 1543635096, 1929543870, 2058180128, 2572725160, 3087270192, 3859087740, 4116360256, 5145450320, 6174540384, 7718175480, 8232720512, 10290900640, 12349080768, 15436350960, 20581801280, 24698161536, 30872701920, 41163602560, 61745403840, 123490807680]

約数ペア:
[(1, 123490807680), (2, 61745403840), (3, 41163602560), (4, 30872701920), (5, 24698161536), (6, 20581801280), (8, 15436350960), (10, 12349080768), (12, 10290900640), (15, 8232720512), (16, 7718175480), (20, 6174540384), (24, 5145450320), (30, 4116360256), (32, 3859087740), (40, 3087270192), (48, 2572725160), (60, 2058180128), (64, 1929543870), (80, 1543635096), (96, 1286362580), (120, 1029090064), (128, 964771935), (160, 771817548), (192, 643181290), (240, 514545032), (320, 385908774), (384, 321590645), (480, 257272516), (640, 192954387), (960, 128636258), (1920, 64318129), (3853, 32050560), (7706, 16025280), (11559, 10683520), (15412, 8012640), (16693, 7397760), (19265, 6410112), (23118, 5341760), (30824, 4006320), (33386, 3698880), (38530, 3205056), (46236, 2670880), (50079, 2465920), (57795, 2136704), (61648, 2003160), (66772, 1849440), (77060, 1602528), (83465, 1479552), (92472, 1335440), (100158, 1232960), (115590, 1068352), (123296, 1001580), (133544, 924720), (154120, 801264), (166930, 739776), (184944, 667720), (200316, 616480), (231180, 534176), (246592, 500790), (250395, 493184), (267088, 462360), (308240, 400632), (333860, 369888)]

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