About the Number

12905615040

12905615039 ← → 12905615041

2進数表記:1100000001001111000000111011000000

漢数字表記:百二十九億五百六十一万五千四十

素因数分解:

2 6 × 3 1 × 5 1 × 67 1 × 283 1 × 709 1

素因数の和:1079
約数の個数: 224
約数和(自身を含む): 41792712960
約数和(自身を除く): 28887097920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 283, 320, 335, 402, 480, 536, 566, 670, 709, 804, 849, 960, 1005, 1072, 1132, 1340, 1415, 1418, 1608, 1698, 2010, 2127, 2144, 2264, 2680, 2830, 2836, 3216, 3396, 3545, 4020, 4245, 4254, 4288, 4528, 5360, 5660, 5672, 6432, 6792, 7090, 8040, 8490, 8508, 9056, 10635, 10720, 11320, 11344, 12864, 13584, 14180, 16080, 16980, 17016, 18112, 18961, 21270, 21440, 22640, 22688, 27168, 28360, 32160, 33960, 34032, 37922, 42540, 45280, 45376, 47503, 54336, 56720, 56883, 64320, 67920, 68064, 75844, 85080, 90560, 94805, 95006, 113440, 113766, 135840, 136128, 142509, 151688, 170160, 189610, 190012, 200647, 226880, 227532, 237515, 271680, 284415, 285018, 303376, 340320, 379220, 380024, 401294, 455064, 475030, 568830, 570036, 601941, 606752, 680640, 712545, 758440, 760048, 802588, 910128, 950060, 1003235, 1137660, 1140072, 1203882, 1213504, 1425090, 1516880, 1520096, 1605176, 1820256, 1900120, 2006470, 2275320, 2280144, 2407764, 2850180, 3009705, 3033760, 3040192, 3210352, 3640512, 3800240, 4012940, 4550640, 4560288, 4815528, 5700360, 6019410, 6067520, 6420704, 7600480, 8025880, 9101280, 9120576, 9631056, 11400720, 12038820, 12841408, 13443349, 15200960, 16051760, 18202560, 19262112, 22801440, 24077640, 26886698, 32103520, 38524224, 40330047, 45602880, 48155280, 53773396, 64207040, 67216745, 80660094, 96310560, 107546792, 134433490, 161320188, 192621120, 201650235, 215093584, 268866980, 322640376, 403300470, 430187168, 537733960, 645280752, 806600940, 860374336, 1075467920, 1290561504, 1613201880, 2150935840, 2581123008, 3226403760, 4301871680, 6452807520, 12905615040]

約数ペア:
[(1, 12905615040), (2, 6452807520), (3, 4301871680), (4, 3226403760), (5, 2581123008), (6, 2150935840), (8, 1613201880), (10, 1290561504), (12, 1075467920), (15, 860374336), (16, 806600940), (20, 645280752), (24, 537733960), (30, 430187168), (32, 403300470), (40, 322640376), (48, 268866980), (60, 215093584), (64, 201650235), (67, 192621120), (80, 161320188), (96, 134433490), (120, 107546792), (134, 96310560), (160, 80660094), (192, 67216745), (201, 64207040), (240, 53773396), (268, 48155280), (283, 45602880), (320, 40330047), (335, 38524224), (402, 32103520), (480, 26886698), (536, 24077640), (566, 22801440), (670, 19262112), (709, 18202560), (804, 16051760), (849, 15200960), (960, 13443349), (1005, 12841408), (1072, 12038820), (1132, 11400720), (1340, 9631056), (1415, 9120576), (1418, 9101280), (1608, 8025880), (1698, 7600480), (2010, 6420704), (2127, 6067520), (2144, 6019410), (2264, 5700360), (2680, 4815528), (2830, 4560288), (2836, 4550640), (3216, 4012940), (3396, 3800240), (3545, 3640512), (4020, 3210352), (4245, 3040192), (4254, 3033760), (4288, 3009705), (4528, 2850180), (5360, 2407764), (5660, 2280144), (5672, 2275320), (6432, 2006470), (6792, 1900120), (7090, 1820256), (8040, 1605176), (8490, 1520096), (8508, 1516880), (9056, 1425090), (10635, 1213504), (10720, 1203882), (11320, 1140072), (11344, 1137660), (12864, 1003235), (13584, 950060), (14180, 910128), (16080, 802588), (16980, 760048), (17016, 758440), (18112, 712545), (18961, 680640), (21270, 606752), (21440, 601941), (22640, 570036), (22688, 568830), (27168, 475030), (28360, 455064), (32160, 401294), (33960, 380024), (34032, 379220), (37922, 340320), (42540, 303376), (45280, 285018), (45376, 284415), (47503, 271680), (54336, 237515), (56720, 227532), (56883, 226880), (64320, 200647), (67920, 190012), (68064, 189610), (75844, 170160), (85080, 151688), (90560, 142509), (94805, 136128), (95006, 135840), (113440, 113766)]

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