About the Number

2181078240

2181078239 ← → 2181078241

2進数表記:10000010000000001001110011100000

漢数字表記:二十一億八千百七万八千二百四十

素因数分解:

2 5 × 3 1 × 5 1 × 11 2 × 17 1 × 47 2

素因数の和:151
約数の個数: 432
約数和(自身を含む): 8169726096
約数和(自身を除く): 5988647856

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 47, 48, 51, 55, 60, 66, 68, 80, 85, 88, 94, 96, 102, 110, 120, 121, 132, 136, 141, 160, 165, 170, 176, 187, 188, 204, 220, 235, 240, 242, 255, 264, 272, 282, 330, 340, 352, 363, 374, 376, 408, 440, 470, 480, 484, 510, 517, 528, 544, 561, 564, 605, 660, 680, 705, 726, 748, 752, 799, 816, 880, 935, 940, 968, 1020, 1034, 1056, 1122, 1128, 1210, 1320, 1360, 1410, 1452, 1496, 1504, 1551, 1598, 1632, 1760, 1815, 1870, 1880, 1936, 2040, 2057, 2068, 2209, 2244, 2256, 2397, 2420, 2585, 2640, 2720, 2805, 2820, 2904, 2992, 3102, 3196, 3630, 3740, 3760, 3872, 3995, 4080, 4114, 4136, 4418, 4488, 4512, 4794, 4840, 5170, 5280, 5610, 5640, 5687, 5808, 5984, 6171, 6204, 6392, 6627, 7260, 7480, 7520, 7755, 7990, 8160, 8228, 8272, 8789, 8836, 8976, 9588, 9680, 10285, 10340, 11045, 11220, 11280, 11374, 11616, 11985, 12342, 12408, 12784, 13254, 14520, 14960, 15510, 15980, 16456, 16544, 17061, 17578, 17672, 17952, 19176, 19360, 20570, 20680, 22090, 22440, 22560, 22748, 23970, 24299, 24684, 24816, 25568, 26367, 26508, 28435, 29040, 29920, 30855, 31020, 31960, 32912, 33135, 34122, 35156, 35344, 37553, 38352, 41140, 41360, 43945, 44180, 44880, 45496, 47940, 48598, 49368, 49632, 52734, 53016, 56870, 58080, 61710, 62040, 63920, 65824, 66270, 68244, 70312, 70688, 72897, 75106, 76704, 82280, 82720, 85305, 87890, 88360, 89760, 90992, 95880, 96679, 97196, 98736, 105468, 106032, 112659, 113740, 121495, 123420, 124080, 127840, 131835, 132540, 136488, 140624, 145794, 150212, 164560, 170610, 175780, 176720, 181984, 187765, 191760, 193358, 194392, 197472, 210936, 212064, 225318, 227480, 242990, 246840, 248160, 263670, 265080, 267289, 272976, 281248, 290037, 291588, 300424, 329120, 341220, 351560, 353440, 364485, 375530, 383520, 386716, 388784, 413083, 421872, 450636, 454960, 483395, 485980, 493680, 527340, 530160, 534578, 545952, 563295, 580074, 583176, 600848, 682440, 703120, 728970, 751060, 773432, 777568, 801867, 826166, 843744, 901272, 909920, 966790, 971960, 987360, 1054680, 1060320, 1069156, 1126590, 1160148, 1166352, 1201696, 1239249, 1336445, 1364880, 1406240, 1450185, 1457940, 1502120, 1546864, 1603734, 1652332, 1802544, 1933580, 1943920, 2065415, 2109360, 2138312, 2253180, 2320296, 2332704, 2478498, 2672890, 2729760, 2900370, 2915880, 3004240, 3093728, 3207468, 3304664, 3605088, 3867160, 3887840, 4009335, 4130830, 4218720, 4276624, 4506360, 4543913, 4640592, 4956996, 5345780, 5800740, 5831760, 6008480, 6196245, 6414936, 6609328, 7734320, 8018670, 8261660, 8553248, 9012720, 9087826, 9281184, 9913992, 10691560, 11601480, 11663520, 12392490, 12829872, 13218656, 13631739, 15468640, 16037340, 16523320, 18025440, 18175652, 19827984, 21383120, 22719565, 23202960, 24784980, 25659744, 27263478, 32074680, 33046640, 36351304, 39655968, 42766240, 45439130, 46405920, 49569960, 54526956, 64149360, 66093280, 68158695, 72702608, 90878260, 99139920, 109053912, 128298720, 136317390, 145405216, 181756520, 198279840, 218107824, 272634780, 363513040, 436215648, 545269560, 727026080, 1090539120, 2181078240]

約数ペア:
[(1, 2181078240), (2, 1090539120), (3, 727026080), (4, 545269560), (5, 436215648), (6, 363513040), (8, 272634780), (10, 218107824), (11, 198279840), (12, 181756520), (15, 145405216), (16, 136317390), (17, 128298720), (20, 109053912), (22, 99139920), (24, 90878260), (30, 72702608), (32, 68158695), (33, 66093280), (34, 64149360), (40, 54526956), (44, 49569960), (47, 46405920), (48, 45439130), (51, 42766240), (55, 39655968), (60, 36351304), (66, 33046640), (68, 32074680), (80, 27263478), (85, 25659744), (88, 24784980), (94, 23202960), (96, 22719565), (102, 21383120), (110, 19827984), (120, 18175652), (121, 18025440), (132, 16523320), (136, 16037340), (141, 15468640), (160, 13631739), (165, 13218656), (170, 12829872), (176, 12392490), (187, 11663520), (188, 11601480), (204, 10691560), (220, 9913992), (235, 9281184), (240, 9087826), (242, 9012720), (255, 8553248), (264, 8261660), (272, 8018670), (282, 7734320), (330, 6609328), (340, 6414936), (352, 6196245), (363, 6008480), (374, 5831760), (376, 5800740), (408, 5345780), (440, 4956996), (470, 4640592), (480, 4543913), (484, 4506360), (510, 4276624), (517, 4218720), (528, 4130830), (544, 4009335), (561, 3887840), (564, 3867160), (605, 3605088), (660, 3304664), (680, 3207468), (705, 3093728), (726, 3004240), (748, 2915880), (752, 2900370), (799, 2729760), (816, 2672890), (880, 2478498), (935, 2332704), (940, 2320296), (968, 2253180), (1020, 2138312), (1034, 2109360), (1056, 2065415), (1122, 1943920), (1128, 1933580), (1210, 1802544), (1320, 1652332), (1360, 1603734), (1410, 1546864), (1452, 1502120), (1496, 1457940), (1504, 1450185), (1551, 1406240), (1598, 1364880), (1632, 1336445), (1760, 1239249), (1815, 1201696), (1870, 1166352), (1880, 1160148), (1936, 1126590), (2040, 1069156), (2057, 1060320), (2068, 1054680), (2209, 987360), (2244, 971960), (2256, 966790), (2397, 909920), (2420, 901272), (2585, 843744), (2640, 826166), (2720, 801867), (2805, 777568), (2820, 773432), (2904, 751060), (2992, 728970), (3102, 703120), (3196, 682440), (3630, 600848), (3740, 583176), (3760, 580074), (3872, 563295), (3995, 545952), (4080, 534578), (4114, 530160), (4136, 527340), (4418, 493680), (4488, 485980), (4512, 483395), (4794, 454960), (4840, 450636), (5170, 421872), (5280, 413083), (5610, 388784), (5640, 386716), (5687, 383520), (5808, 375530), (5984, 364485), (6171, 353440), (6204, 351560), (6392, 341220), (6627, 329120), (7260, 300424), (7480, 291588), (7520, 290037), (7755, 281248), (7990, 272976), (8160, 267289), (8228, 265080), (8272, 263670), (8789, 248160), (8836, 246840), (8976, 242990), (9588, 227480), (9680, 225318), (10285, 212064), (10340, 210936), (11045, 197472), (11220, 194392), (11280, 193358), (11374, 191760), (11616, 187765), (11985, 181984), (12342, 176720), (12408, 175780), (12784, 170610), (13254, 164560), (14520, 150212), (14960, 145794), (15510, 140624), (15980, 136488), (16456, 132540), (16544, 131835), (17061, 127840), (17578, 124080), (17672, 123420), (17952, 121495), (19176, 113740), (19360, 112659), (20570, 106032), (20680, 105468), (22090, 98736), (22440, 97196), (22560, 96679), (22748, 95880), (23970, 90992), (24299, 89760), (24684, 88360), (24816, 87890), (25568, 85305), (26367, 82720), (26508, 82280), (28435, 76704), (29040, 75106), (29920, 72897), (30855, 70688), (31020, 70312), (31960, 68244), (32912, 66270), (33135, 65824), (34122, 63920), (35156, 62040), (35344, 61710), (37553, 58080), (38352, 56870), (41140, 53016), (41360, 52734), (43945, 49632), (44180, 49368), (44880, 48598), (45496, 47940)]

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