About the Number

1237121280

1237121279 ← → 1237121281

2進数表記:1001001101111001111100100000000

漢数字表記:十二億三千七百十二万千二百八十

素因数分解:

2 8 × 3 2 × 5 1 × 17 1 × 6317 1

素因数の和:6361
約数の個数: 216
約数和(自身を含む): 4532811192
約数和(自身を除く): 3295689912

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 768, 816, 960, 1020, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2304, 2448, 2720, 2880, 3060, 3264, 3840, 4080, 4352, 4896, 5440, 5760, 6120, 6317, 6528, 8160, 9792, 10880, 11520, 12240, 12634, 13056, 16320, 18951, 19584, 21760, 24480, 25268, 31585, 32640, 37902, 39168, 48960, 50536, 56853, 63170, 65280, 75804, 94755, 97920, 101072, 107389, 113706, 126340, 151608, 189510, 195840, 202144, 214778, 227412, 252680, 284265, 303216, 322167, 379020, 404288, 429556, 454824, 505360, 536945, 568530, 606432, 644334, 758040, 808576, 859112, 909648, 966501, 1010720, 1073890, 1137060, 1212864, 1288668, 1516080, 1610835, 1617152, 1718224, 1819296, 1933002, 2021440, 2147780, 2274120, 2425728, 2577336, 3032160, 3221670, 3436448, 3638592, 3866004, 4042880, 4295560, 4548240, 4832505, 4851456, 5154672, 6064320, 6443340, 6872896, 7277184, 7732008, 8085760, 8591120, 9096480, 9665010, 10309344, 12128640, 12886680, 13745792, 14554368, 15464016, 17182240, 18192960, 19330020, 20618688, 24257280, 25773360, 27491584, 30928032, 34364480, 36385920, 38660040, 41237376, 51546720, 61856064, 68728960, 72771840, 77320080, 82474752, 103093440, 123712128, 137457920, 154640160, 206186880, 247424256, 309280320, 412373760, 618560640, 1237121280]

約数ペア:
[(1, 1237121280), (2, 618560640), (3, 412373760), (4, 309280320), (5, 247424256), (6, 206186880), (8, 154640160), (9, 137457920), (10, 123712128), (12, 103093440), (15, 82474752), (16, 77320080), (17, 72771840), (18, 68728960), (20, 61856064), (24, 51546720), (30, 41237376), (32, 38660040), (34, 36385920), (36, 34364480), (40, 30928032), (45, 27491584), (48, 25773360), (51, 24257280), (60, 20618688), (64, 19330020), (68, 18192960), (72, 17182240), (80, 15464016), (85, 14554368), (90, 13745792), (96, 12886680), (102, 12128640), (120, 10309344), (128, 9665010), (136, 9096480), (144, 8591120), (153, 8085760), (160, 7732008), (170, 7277184), (180, 6872896), (192, 6443340), (204, 6064320), (240, 5154672), (255, 4851456), (256, 4832505), (272, 4548240), (288, 4295560), (306, 4042880), (320, 3866004), (340, 3638592), (360, 3436448), (384, 3221670), (408, 3032160), (480, 2577336), (510, 2425728), (544, 2274120), (576, 2147780), (612, 2021440), (640, 1933002), (680, 1819296), (720, 1718224), (765, 1617152), (768, 1610835), (816, 1516080), (960, 1288668), (1020, 1212864), (1088, 1137060), (1152, 1073890), (1224, 1010720), (1280, 966501), (1360, 909648), (1440, 859112), (1530, 808576), (1632, 758040), (1920, 644334), (2040, 606432), (2176, 568530), (2304, 536945), (2448, 505360), (2720, 454824), (2880, 429556), (3060, 404288), (3264, 379020), (3840, 322167), (4080, 303216), (4352, 284265), (4896, 252680), (5440, 227412), (5760, 214778), (6120, 202144), (6317, 195840), (6528, 189510), (8160, 151608), (9792, 126340), (10880, 113706), (11520, 107389), (12240, 101072), (12634, 97920), (13056, 94755), (16320, 75804), (18951, 65280), (19584, 63170), (21760, 56853), (24480, 50536), (25268, 48960), (31585, 39168), (32640, 37902)]

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