About the Number

131978880

131978879 ← → 131978881

2進数表記:111110111011101011010000000

漢数字表記:一億三千百九十七万八千八百八十

素因数分解:

2 7 × 3 2 × 5 1 × 11 1 × 2083 1

素因数の和:2119
約数の個数: 192
約数和(自身を含む): 497409120
約数和(自身を除く): 365430240

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 960, 990, 1056, 1152, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2083, 2112, 2640, 2880, 3168, 3520, 3960, 4166, 4224, 5280, 5760, 6249, 6336, 7040, 7920, 8332, 10415, 10560, 12498, 12672, 15840, 16664, 18747, 20830, 21120, 22913, 24996, 31245, 31680, 33328, 37494, 41660, 45826, 49992, 62490, 63360, 66656, 68739, 74988, 83320, 91652, 93735, 99984, 114565, 124980, 133312, 137478, 149976, 166640, 183304, 187470, 199968, 206217, 229130, 249960, 266624, 274956, 299952, 333280, 343695, 366608, 374940, 399936, 412434, 458260, 499920, 549912, 599904, 666560, 687390, 733216, 749880, 799872, 824868, 916520, 999840, 1031085, 1099824, 1199808, 1333120, 1374780, 1466432, 1499760, 1649736, 1833040, 1999680, 2062170, 2199648, 2399616, 2749560, 2932864, 2999520, 3299472, 3666080, 3999360, 4124340, 4399296, 5499120, 5999040, 6598944, 7332160, 8248680, 8798592, 10998240, 11998080, 13197888, 14664320, 16497360, 21996480, 26395776, 32994720, 43992960, 65989440, 131978880]

約数ペア:
[(1, 131978880), (2, 65989440), (3, 43992960), (4, 32994720), (5, 26395776), (6, 21996480), (8, 16497360), (9, 14664320), (10, 13197888), (11, 11998080), (12, 10998240), (15, 8798592), (16, 8248680), (18, 7332160), (20, 6598944), (22, 5999040), (24, 5499120), (30, 4399296), (32, 4124340), (33, 3999360), (36, 3666080), (40, 3299472), (44, 2999520), (45, 2932864), (48, 2749560), (55, 2399616), (60, 2199648), (64, 2062170), (66, 1999680), (72, 1833040), (80, 1649736), (88, 1499760), (90, 1466432), (96, 1374780), (99, 1333120), (110, 1199808), (120, 1099824), (128, 1031085), (132, 999840), (144, 916520), (160, 824868), (165, 799872), (176, 749880), (180, 733216), (192, 687390), (198, 666560), (220, 599904), (240, 549912), (264, 499920), (288, 458260), (320, 412434), (330, 399936), (352, 374940), (360, 366608), (384, 343695), (396, 333280), (440, 299952), (480, 274956), (495, 266624), (528, 249960), (576, 229130), (640, 206217), (660, 199968), (704, 187470), (720, 183304), (792, 166640), (880, 149976), (960, 137478), (990, 133312), (1056, 124980), (1152, 114565), (1320, 99984), (1408, 93735), (1440, 91652), (1584, 83320), (1760, 74988), (1920, 68739), (1980, 66656), (2083, 63360), (2112, 62490), (2640, 49992), (2880, 45826), (3168, 41660), (3520, 37494), (3960, 33328), (4166, 31680), (4224, 31245), (5280, 24996), (5760, 22913), (6249, 21120), (6336, 20830), (7040, 18747), (7920, 16664), (8332, 15840), (10415, 12672), (10560, 12498)]

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