About the Number

1296800640

1296800639 ← → 1296800641

2進数表記:1001101010010111001101110000000

漢数字表記:十二億九千六百八十万六百四十

素因数分解:

2 7 × 3 2 × 5 1 × 149 1 × 1511 1

素因数の和:1685
約数の個数: 192
約数和(自身を含む): 4511052000
約数和(自身を除く): 3214251360

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 149, 160, 180, 192, 240, 288, 298, 320, 360, 384, 447, 480, 576, 596, 640, 720, 745, 894, 960, 1152, 1192, 1341, 1440, 1490, 1511, 1788, 1920, 2235, 2384, 2682, 2880, 2980, 3022, 3576, 4470, 4533, 4768, 5364, 5760, 5960, 6044, 6705, 7152, 7555, 8940, 9066, 9536, 10728, 11920, 12088, 13410, 13599, 14304, 15110, 17880, 18132, 19072, 21456, 22665, 23840, 24176, 26820, 27198, 28608, 30220, 35760, 36264, 42912, 45330, 47680, 48352, 53640, 54396, 57216, 60440, 67995, 71520, 72528, 85824, 90660, 95360, 96704, 107280, 108792, 120880, 135990, 143040, 145056, 171648, 181320, 193408, 214560, 217584, 225139, 241760, 271980, 286080, 290112, 362640, 429120, 435168, 450278, 483520, 543960, 580224, 675417, 725280, 858240, 870336, 900556, 967040, 1087920, 1125695, 1350834, 1450560, 1740672, 1801112, 2026251, 2175840, 2251390, 2701668, 2901120, 3377085, 3602224, 4052502, 4351680, 4502780, 5403336, 6754170, 7204448, 8105004, 8703360, 9005560, 10131255, 10806672, 13508340, 14408896, 16210008, 18011120, 20262510, 21613344, 27016680, 28817792, 32420016, 36022240, 40525020, 43226688, 54033360, 64840032, 72044480, 81050040, 86453376, 108066720, 129680064, 144088960, 162100080, 216133440, 259360128, 324200160, 432266880, 648400320, 1296800640]

約数ペア:
[(1, 1296800640), (2, 648400320), (3, 432266880), (4, 324200160), (5, 259360128), (6, 216133440), (8, 162100080), (9, 144088960), (10, 129680064), (12, 108066720), (15, 86453376), (16, 81050040), (18, 72044480), (20, 64840032), (24, 54033360), (30, 43226688), (32, 40525020), (36, 36022240), (40, 32420016), (45, 28817792), (48, 27016680), (60, 21613344), (64, 20262510), (72, 18011120), (80, 16210008), (90, 14408896), (96, 13508340), (120, 10806672), (128, 10131255), (144, 9005560), (149, 8703360), (160, 8105004), (180, 7204448), (192, 6754170), (240, 5403336), (288, 4502780), (298, 4351680), (320, 4052502), (360, 3602224), (384, 3377085), (447, 2901120), (480, 2701668), (576, 2251390), (596, 2175840), (640, 2026251), (720, 1801112), (745, 1740672), (894, 1450560), (960, 1350834), (1152, 1125695), (1192, 1087920), (1341, 967040), (1440, 900556), (1490, 870336), (1511, 858240), (1788, 725280), (1920, 675417), (2235, 580224), (2384, 543960), (2682, 483520), (2880, 450278), (2980, 435168), (3022, 429120), (3576, 362640), (4470, 290112), (4533, 286080), (4768, 271980), (5364, 241760), (5760, 225139), (5960, 217584), (6044, 214560), (6705, 193408), (7152, 181320), (7555, 171648), (8940, 145056), (9066, 143040), (9536, 135990), (10728, 120880), (11920, 108792), (12088, 107280), (13410, 96704), (13599, 95360), (14304, 90660), (15110, 85824), (17880, 72528), (18132, 71520), (19072, 67995), (21456, 60440), (22665, 57216), (23840, 54396), (24176, 53640), (26820, 48352), (27198, 47680), (28608, 45330), (30220, 42912), (35760, 36264)]

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