About the Number

27961361280

27961361279 ← → 27961361281

2進数表記:11010000010101000001000001110000000

漢数字表記:二百七十九億六千百三十六万千二百八十

素因数分解:

2 7 × 3 2 × 5 1 × 23 1 × 211061 1

素因数の和:211109
約数の個数: 192
約数和(自身を含む): 100752556320
約数和(自身を除く): 72791195040

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 828, 920, 960, 1035, 1104, 1152, 1380, 1440, 1472, 1656, 1840, 1920, 2070, 2208, 2760, 2880, 2944, 3312, 3680, 4140, 4416, 5520, 5760, 6624, 7360, 8280, 8832, 11040, 13248, 14720, 16560, 22080, 26496, 33120, 44160, 66240, 132480, 211061, 422122, 633183, 844244, 1055305, 1266366, 1688488, 1899549, 2110610, 2532732, 3165915, 3376976, 3799098, 4221220, 4854403, 5065464, 6331830, 6753952, 7598196, 8442440, 9497745, 9708806, 10130928, 12663660, 13507904, 14563209, 15196392, 16884880, 18995490, 19417612, 20261856, 24272015, 25327320, 27015808, 29126418, 30392784, 33769760, 37990980, 38835224, 40523712, 43689627, 48544030, 50654640, 58252836, 60785568, 67539520, 72816045, 75981960, 77670448, 81047424, 87379254, 97088060, 101309280, 116505672, 121571136, 135079040, 145632090, 151963920, 155340896, 174758508, 194176120, 202618560, 218448135, 233011344, 243142272, 291264180, 303927840, 310681792, 349517016, 388352240, 405237120, 436896270, 466022688, 582528360, 607855680, 621363584, 699034032, 776704480, 873792540, 932045376, 1165056720, 1215711360, 1398068064, 1553408960, 1747585080, 1864090752, 2330113440, 2796136128, 3106817920, 3495170160, 4660226880, 5592272256, 6990340320, 9320453760, 13980680640, 27961361280]

約数ペア:
[(1, 27961361280), (2, 13980680640), (3, 9320453760), (4, 6990340320), (5, 5592272256), (6, 4660226880), (8, 3495170160), (9, 3106817920), (10, 2796136128), (12, 2330113440), (15, 1864090752), (16, 1747585080), (18, 1553408960), (20, 1398068064), (23, 1215711360), (24, 1165056720), (30, 932045376), (32, 873792540), (36, 776704480), (40, 699034032), (45, 621363584), (46, 607855680), (48, 582528360), (60, 466022688), (64, 436896270), (69, 405237120), (72, 388352240), (80, 349517016), (90, 310681792), (92, 303927840), (96, 291264180), (115, 243142272), (120, 233011344), (128, 218448135), (138, 202618560), (144, 194176120), (160, 174758508), (180, 155340896), (184, 151963920), (192, 145632090), (207, 135079040), (230, 121571136), (240, 116505672), (276, 101309280), (288, 97088060), (320, 87379254), (345, 81047424), (360, 77670448), (368, 75981960), (384, 72816045), (414, 67539520), (460, 60785568), (480, 58252836), (552, 50654640), (576, 48544030), (640, 43689627), (690, 40523712), (720, 38835224), (736, 37990980), (828, 33769760), (920, 30392784), (960, 29126418), (1035, 27015808), (1104, 25327320), (1152, 24272015), (1380, 20261856), (1440, 19417612), (1472, 18995490), (1656, 16884880), (1840, 15196392), (1920, 14563209), (2070, 13507904), (2208, 12663660), (2760, 10130928), (2880, 9708806), (2944, 9497745), (3312, 8442440), (3680, 7598196), (4140, 6753952), (4416, 6331830), (5520, 5065464), (5760, 4854403), (6624, 4221220), (7360, 3799098), (8280, 3376976), (8832, 3165915), (11040, 2532732), (13248, 2110610), (14720, 1899549), (16560, 1688488), (22080, 1266366), (26496, 1055305), (33120, 844244), (44160, 633183), (66240, 422122), (132480, 211061)]

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