About the Number

272981280

272981279 ← → 272981281

2進数表記:10000010001010101110100100000

漢数字表記:二億七千二百九十八万千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 11 1 × 13 1 × 41 1 × 97 1

素因数の和:180
約数の個数: 384
約数和(自身を含む): 1045529856
約数和(自身を除く): 772548576

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 41, 44, 48, 52, 55, 60, 65, 66, 78, 80, 82, 88, 96, 97, 104, 110, 120, 123, 130, 132, 143, 156, 160, 164, 165, 176, 194, 195, 205, 208, 220, 240, 246, 260, 264, 286, 291, 312, 328, 330, 352, 388, 390, 410, 416, 429, 440, 451, 480, 485, 492, 520, 528, 533, 572, 582, 615, 624, 656, 660, 715, 776, 780, 820, 858, 880, 902, 970, 984, 1040, 1056, 1066, 1067, 1144, 1164, 1230, 1248, 1261, 1312, 1320, 1353, 1430, 1455, 1552, 1560, 1599, 1640, 1716, 1760, 1804, 1940, 1968, 2080, 2132, 2134, 2145, 2255, 2288, 2328, 2460, 2522, 2640, 2665, 2706, 2860, 2910, 3104, 3120, 3198, 3201, 3280, 3432, 3608, 3783, 3880, 3936, 3977, 4264, 4268, 4290, 4510, 4576, 4656, 4920, 5044, 5280, 5330, 5335, 5412, 5720, 5820, 5863, 6240, 6305, 6396, 6402, 6560, 6765, 6864, 7216, 7566, 7760, 7954, 7995, 8528, 8536, 8580, 9020, 9312, 9840, 10088, 10660, 10670, 10824, 11440, 11640, 11726, 11931, 12610, 12792, 12804, 13530, 13728, 13871, 14432, 15132, 15520, 15908, 15990, 16005, 17056, 17072, 17160, 17589, 18040, 18915, 19680, 19885, 20176, 21320, 21340, 21648, 22880, 23280, 23452, 23862, 25220, 25584, 25608, 27060, 27742, 29315, 30264, 31816, 31980, 32010, 34144, 34320, 35178, 36080, 37830, 39770, 40352, 41613, 42640, 42680, 43296, 43747, 46560, 46904, 47724, 50440, 51168, 51216, 51701, 54120, 55484, 58630, 59655, 60528, 63632, 63960, 64020, 68640, 69355, 70356, 72160, 75660, 79540, 83226, 85280, 85360, 87494, 87945, 93808, 95448, 100880, 102432, 103402, 108240, 110968, 117260, 119310, 121056, 127264, 127920, 128040, 131241, 138710, 140712, 151320, 155103, 159080, 166452, 170720, 174988, 175890, 187616, 190896, 201760, 206804, 208065, 216480, 218735, 221936, 234520, 238620, 255840, 256080, 258505, 262482, 277420, 281424, 302640, 310206, 318160, 332904, 349976, 351780, 381792, 413608, 416130, 437470, 443872, 469040, 477240, 512160, 517010, 524964, 554840, 562848, 568711, 605280, 620412, 636320, 656205, 665808, 699952, 703560, 775515, 827216, 832260, 874940, 938080, 954480, 1034020, 1049928, 1109680, 1137422, 1240824, 1312410, 1331616, 1399904, 1407120, 1551030, 1654432, 1664520, 1706133, 1749880, 1908960, 2068040, 2099856, 2219360, 2274844, 2481648, 2624820, 2814240, 2843555, 3102060, 3329040, 3412266, 3499760, 4136080, 4199712, 4549688, 4963296, 5249640, 5687110, 6204120, 6658080, 6824532, 6999520, 8272160, 8530665, 9099376, 10499280, 11374220, 12408240, 13649064, 17061330, 18198752, 20998560, 22748440, 24816480, 27298128, 34122660, 45496880, 54596256, 68245320, 90993760, 136490640, 272981280]

約数ペア:
[(1, 272981280), (2, 136490640), (3, 90993760), (4, 68245320), (5, 54596256), (6, 45496880), (8, 34122660), (10, 27298128), (11, 24816480), (12, 22748440), (13, 20998560), (15, 18198752), (16, 17061330), (20, 13649064), (22, 12408240), (24, 11374220), (26, 10499280), (30, 9099376), (32, 8530665), (33, 8272160), (39, 6999520), (40, 6824532), (41, 6658080), (44, 6204120), (48, 5687110), (52, 5249640), (55, 4963296), (60, 4549688), (65, 4199712), (66, 4136080), (78, 3499760), (80, 3412266), (82, 3329040), (88, 3102060), (96, 2843555), (97, 2814240), (104, 2624820), (110, 2481648), (120, 2274844), (123, 2219360), (130, 2099856), (132, 2068040), (143, 1908960), (156, 1749880), (160, 1706133), (164, 1664520), (165, 1654432), (176, 1551030), (194, 1407120), (195, 1399904), (205, 1331616), (208, 1312410), (220, 1240824), (240, 1137422), (246, 1109680), (260, 1049928), (264, 1034020), (286, 954480), (291, 938080), (312, 874940), (328, 832260), (330, 827216), (352, 775515), (388, 703560), (390, 699952), (410, 665808), (416, 656205), (429, 636320), (440, 620412), (451, 605280), (480, 568711), (485, 562848), (492, 554840), (520, 524964), (528, 517010), (533, 512160), (572, 477240), (582, 469040), (615, 443872), (624, 437470), (656, 416130), (660, 413608), (715, 381792), (776, 351780), (780, 349976), (820, 332904), (858, 318160), (880, 310206), (902, 302640), (970, 281424), (984, 277420), (1040, 262482), (1056, 258505), (1066, 256080), (1067, 255840), (1144, 238620), (1164, 234520), (1230, 221936), (1248, 218735), (1261, 216480), (1312, 208065), (1320, 206804), (1353, 201760), (1430, 190896), (1455, 187616), (1552, 175890), (1560, 174988), (1599, 170720), (1640, 166452), (1716, 159080), (1760, 155103), (1804, 151320), (1940, 140712), (1968, 138710), (2080, 131241), (2132, 128040), (2134, 127920), (2145, 127264), (2255, 121056), (2288, 119310), (2328, 117260), (2460, 110968), (2522, 108240), (2640, 103402), (2665, 102432), (2706, 100880), (2860, 95448), (2910, 93808), (3104, 87945), (3120, 87494), (3198, 85360), (3201, 85280), (3280, 83226), (3432, 79540), (3608, 75660), (3783, 72160), (3880, 70356), (3936, 69355), (3977, 68640), (4264, 64020), (4268, 63960), (4290, 63632), (4510, 60528), (4576, 59655), (4656, 58630), (4920, 55484), (5044, 54120), (5280, 51701), (5330, 51216), (5335, 51168), (5412, 50440), (5720, 47724), (5820, 46904), (5863, 46560), (6240, 43747), (6305, 43296), (6396, 42680), (6402, 42640), (6560, 41613), (6765, 40352), (6864, 39770), (7216, 37830), (7566, 36080), (7760, 35178), (7954, 34320), (7995, 34144), (8528, 32010), (8536, 31980), (8580, 31816), (9020, 30264), (9312, 29315), (9840, 27742), (10088, 27060), (10660, 25608), (10670, 25584), (10824, 25220), (11440, 23862), (11640, 23452), (11726, 23280), (11931, 22880), (12610, 21648), (12792, 21340), (12804, 21320), (13530, 20176), (13728, 19885), (13871, 19680), (14432, 18915), (15132, 18040), (15520, 17589), (15908, 17160), (15990, 17072), (16005, 17056)]

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