About the Number

212427840

212427839 ← → 212427841

2進数表記:1100101010010110010001000000

漢数字表記:二億千二百四十二万七千八百四十

素因数分解:

2 6 × 3 1 × 5 1 × 79 1 × 2801 1

素因数の和:2900
約数の個数: 112
約数和(自身を含む): 683239680
約数和(自身を除く): 470811840

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 158, 160, 192, 237, 240, 316, 320, 395, 474, 480, 632, 790, 948, 960, 1185, 1264, 1580, 1896, 2370, 2528, 2801, 3160, 3792, 4740, 5056, 5602, 6320, 7584, 8403, 9480, 11204, 12640, 14005, 15168, 16806, 18960, 22408, 25280, 28010, 33612, 37920, 42015, 44816, 56020, 67224, 75840, 84030, 89632, 112040, 134448, 168060, 179264, 221279, 224080, 268896, 336120, 442558, 448160, 537792, 663837, 672240, 885116, 896320, 1106395, 1327674, 1344480, 1770232, 2212790, 2655348, 2688960, 3319185, 3540464, 4425580, 5310696, 6638370, 7080928, 8851160, 10621392, 13276740, 14161856, 17702320, 21242784, 26553480, 35404640, 42485568, 53106960, 70809280, 106213920, 212427840]

約数ペア:
[(1, 212427840), (2, 106213920), (3, 70809280), (4, 53106960), (5, 42485568), (6, 35404640), (8, 26553480), (10, 21242784), (12, 17702320), (15, 14161856), (16, 13276740), (20, 10621392), (24, 8851160), (30, 7080928), (32, 6638370), (40, 5310696), (48, 4425580), (60, 3540464), (64, 3319185), (79, 2688960), (80, 2655348), (96, 2212790), (120, 1770232), (158, 1344480), (160, 1327674), (192, 1106395), (237, 896320), (240, 885116), (316, 672240), (320, 663837), (395, 537792), (474, 448160), (480, 442558), (632, 336120), (790, 268896), (948, 224080), (960, 221279), (1185, 179264), (1264, 168060), (1580, 134448), (1896, 112040), (2370, 89632), (2528, 84030), (2801, 75840), (3160, 67224), (3792, 56020), (4740, 44816), (5056, 42015), (5602, 37920), (6320, 33612), (7584, 28010), (8403, 25280), (9480, 22408), (11204, 18960), (12640, 16806), (14005, 15168)]

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