About the Number

1288078272

1288078271 ← → 1288078273

2進数表記:1001100110001101000001111000000

漢数字表記:十二億八千八百七万八千二百七十二

素因数分解:

2 6 × 3 2 × 13 1 × 31 2 × 179 1

素因数の和:272
約数の個数: 252
約数和(自身を含む): 4131396360
約数和(自身を除く): 2843318088

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 179, 186, 192, 208, 234, 248, 279, 288, 312, 358, 372, 403, 416, 468, 496, 537, 558, 576, 624, 716, 744, 806, 832, 936, 961, 992, 1074, 1116, 1209, 1248, 1432, 1488, 1611, 1612, 1872, 1922, 1984, 2148, 2232, 2327, 2418, 2496, 2864, 2883, 2976, 3222, 3224, 3627, 3744, 3844, 4296, 4464, 4654, 4836, 5549, 5728, 5766, 5952, 6444, 6448, 6981, 7254, 7488, 7688, 8592, 8649, 8928, 9308, 9672, 11098, 11456, 11532, 12493, 12888, 12896, 13962, 14508, 15376, 16647, 17184, 17298, 17856, 18616, 19344, 20943, 22196, 23064, 24986, 25776, 25792, 27924, 29016, 30752, 33294, 34368, 34596, 37232, 37479, 38688, 41886, 44392, 46128, 49941, 49972, 51552, 55848, 58032, 61504, 66588, 69192, 72137, 74464, 74958, 77376, 83772, 88784, 92256, 99882, 99944, 103104, 111696, 112437, 116064, 133176, 138384, 144274, 148928, 149916, 167544, 172019, 177568, 184512, 199764, 199888, 216411, 223392, 224874, 232128, 266352, 276768, 288548, 299832, 335088, 344038, 355136, 399528, 399776, 432822, 446784, 449748, 516057, 532704, 553536, 577096, 599664, 649233, 670176, 688076, 799056, 799552, 865644, 899496, 1032114, 1065408, 1154192, 1199328, 1298466, 1340352, 1376152, 1548171, 1598112, 1731288, 1798992, 2064228, 2236247, 2308384, 2398656, 2596932, 2752304, 3096342, 3196224, 3462576, 3597984, 4128456, 4472494, 4616768, 5193864, 5504608, 6192684, 6708741, 6925152, 7195968, 8256912, 8944988, 10387728, 11009216, 12385368, 13417482, 13850304, 16513824, 17889976, 20126223, 20775456, 24770736, 26834964, 33027648, 35779952, 40252446, 41550912, 49541472, 53669928, 71559904, 80504892, 99082944, 107339856, 143119808, 161009784, 214679712, 322019568, 429359424, 644039136, 1288078272]

約数ペア:
[(1, 1288078272), (2, 644039136), (3, 429359424), (4, 322019568), (6, 214679712), (8, 161009784), (9, 143119808), (12, 107339856), (13, 99082944), (16, 80504892), (18, 71559904), (24, 53669928), (26, 49541472), (31, 41550912), (32, 40252446), (36, 35779952), (39, 33027648), (48, 26834964), (52, 24770736), (62, 20775456), (64, 20126223), (72, 17889976), (78, 16513824), (93, 13850304), (96, 13417482), (104, 12385368), (117, 11009216), (124, 10387728), (144, 8944988), (156, 8256912), (179, 7195968), (186, 6925152), (192, 6708741), (208, 6192684), (234, 5504608), (248, 5193864), (279, 4616768), (288, 4472494), (312, 4128456), (358, 3597984), (372, 3462576), (403, 3196224), (416, 3096342), (468, 2752304), (496, 2596932), (537, 2398656), (558, 2308384), (576, 2236247), (624, 2064228), (716, 1798992), (744, 1731288), (806, 1598112), (832, 1548171), (936, 1376152), (961, 1340352), (992, 1298466), (1074, 1199328), (1116, 1154192), (1209, 1065408), (1248, 1032114), (1432, 899496), (1488, 865644), (1611, 799552), (1612, 799056), (1872, 688076), (1922, 670176), (1984, 649233), (2148, 599664), (2232, 577096), (2327, 553536), (2418, 532704), (2496, 516057), (2864, 449748), (2883, 446784), (2976, 432822), (3222, 399776), (3224, 399528), (3627, 355136), (3744, 344038), (3844, 335088), (4296, 299832), (4464, 288548), (4654, 276768), (4836, 266352), (5549, 232128), (5728, 224874), (5766, 223392), (5952, 216411), (6444, 199888), (6448, 199764), (6981, 184512), (7254, 177568), (7488, 172019), (7688, 167544), (8592, 149916), (8649, 148928), (8928, 144274), (9308, 138384), (9672, 133176), (11098, 116064), (11456, 112437), (11532, 111696), (12493, 103104), (12888, 99944), (12896, 99882), (13962, 92256), (14508, 88784), (15376, 83772), (16647, 77376), (17184, 74958), (17298, 74464), (17856, 72137), (18616, 69192), (19344, 66588), (20943, 61504), (22196, 58032), (23064, 55848), (24986, 51552), (25776, 49972), (25792, 49941), (27924, 46128), (29016, 44392), (30752, 41886), (33294, 38688), (34368, 37479), (34596, 37232)]

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