About the Number

1291480320

1291480319 ← → 1291480321

2進数表記:1001100111110100110110100000000

漢数字表記:十二億九千百四十八万三百二十

素因数分解:

2 8 × 3 1 × 5 1 × 13 1 × 41 1 × 631 1

素因数の和:709
約数の個数: 288
約数和(自身を含む): 4557498624
約数和(自身を除く): 3266018304

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 80, 82, 96, 104, 120, 123, 128, 130, 156, 160, 164, 192, 195, 205, 208, 240, 246, 256, 260, 312, 320, 328, 384, 390, 410, 416, 480, 492, 520, 533, 615, 624, 631, 640, 656, 768, 780, 820, 832, 960, 984, 1040, 1066, 1230, 1248, 1262, 1280, 1312, 1560, 1599, 1640, 1664, 1893, 1920, 1968, 2080, 2132, 2460, 2496, 2524, 2624, 2665, 3120, 3155, 3198, 3280, 3328, 3786, 3840, 3936, 4160, 4264, 4920, 4992, 5048, 5248, 5330, 6240, 6310, 6396, 6560, 7572, 7872, 7995, 8203, 8320, 8528, 9465, 9840, 9984, 10096, 10496, 10660, 12480, 12620, 12792, 13120, 15144, 15744, 15990, 16406, 16640, 17056, 18930, 19680, 20192, 21320, 24609, 24960, 25240, 25584, 25871, 26240, 30288, 31488, 31980, 32812, 34112, 37860, 39360, 40384, 41015, 42640, 49218, 49920, 50480, 51168, 51742, 52480, 60576, 63960, 65624, 68224, 75720, 77613, 78720, 80768, 82030, 85280, 98436, 100960, 102336, 103484, 121152, 123045, 127920, 129355, 131248, 136448, 151440, 155226, 157440, 161536, 164060, 170560, 196872, 201920, 204672, 206968, 242304, 246090, 255840, 258710, 262496, 302880, 310452, 328120, 336323, 341120, 388065, 393744, 403840, 409344, 413936, 484608, 492180, 511680, 517420, 524992, 605760, 620904, 656240, 672646, 682240, 776130, 787488, 807680, 827872, 984360, 1008969, 1023360, 1034840, 1049984, 1211520, 1241808, 1312480, 1345292, 1552260, 1574976, 1655744, 1681615, 1968720, 2017938, 2046720, 2069680, 2099968, 2423040, 2483616, 2624960, 2690584, 3104520, 3149952, 3311488, 3363230, 3937440, 4035876, 4139360, 4967232, 5044845, 5249920, 5381168, 6209040, 6299904, 6622976, 6726460, 7874880, 8071752, 8278720, 9934464, 10089690, 10499840, 10762336, 12418080, 13452920, 15749760, 16143504, 16557440, 19868928, 20179380, 21524672, 24836160, 26905840, 31499520, 32287008, 33114880, 40358760, 43049344, 49672320, 53811680, 64574016, 80717520, 86098688, 99344640, 107623360, 129148032, 161435040, 215246720, 258296064, 322870080, 430493440, 645740160, 1291480320]

約数ペア:
[(1, 1291480320), (2, 645740160), (3, 430493440), (4, 322870080), (5, 258296064), (6, 215246720), (8, 161435040), (10, 129148032), (12, 107623360), (13, 99344640), (15, 86098688), (16, 80717520), (20, 64574016), (24, 53811680), (26, 49672320), (30, 43049344), (32, 40358760), (39, 33114880), (40, 32287008), (41, 31499520), (48, 26905840), (52, 24836160), (60, 21524672), (64, 20179380), (65, 19868928), (78, 16557440), (80, 16143504), (82, 15749760), (96, 13452920), (104, 12418080), (120, 10762336), (123, 10499840), (128, 10089690), (130, 9934464), (156, 8278720), (160, 8071752), (164, 7874880), (192, 6726460), (195, 6622976), (205, 6299904), (208, 6209040), (240, 5381168), (246, 5249920), (256, 5044845), (260, 4967232), (312, 4139360), (320, 4035876), (328, 3937440), (384, 3363230), (390, 3311488), (410, 3149952), (416, 3104520), (480, 2690584), (492, 2624960), (520, 2483616), (533, 2423040), (615, 2099968), (624, 2069680), (631, 2046720), (640, 2017938), (656, 1968720), (768, 1681615), (780, 1655744), (820, 1574976), (832, 1552260), (960, 1345292), (984, 1312480), (1040, 1241808), (1066, 1211520), (1230, 1049984), (1248, 1034840), (1262, 1023360), (1280, 1008969), (1312, 984360), (1560, 827872), (1599, 807680), (1640, 787488), (1664, 776130), (1893, 682240), (1920, 672646), (1968, 656240), (2080, 620904), (2132, 605760), (2460, 524992), (2496, 517420), (2524, 511680), (2624, 492180), (2665, 484608), (3120, 413936), (3155, 409344), (3198, 403840), (3280, 393744), (3328, 388065), (3786, 341120), (3840, 336323), (3936, 328120), (4160, 310452), (4264, 302880), (4920, 262496), (4992, 258710), (5048, 255840), (5248, 246090), (5330, 242304), (6240, 206968), (6310, 204672), (6396, 201920), (6560, 196872), (7572, 170560), (7872, 164060), (7995, 161536), (8203, 157440), (8320, 155226), (8528, 151440), (9465, 136448), (9840, 131248), (9984, 129355), (10096, 127920), (10496, 123045), (10660, 121152), (12480, 103484), (12620, 102336), (12792, 100960), (13120, 98436), (15144, 85280), (15744, 82030), (15990, 80768), (16406, 78720), (16640, 77613), (17056, 75720), (18930, 68224), (19680, 65624), (20192, 63960), (21320, 60576), (24609, 52480), (24960, 51742), (25240, 51168), (25584, 50480), (25871, 49920), (26240, 49218), (30288, 42640), (31488, 41015), (31980, 40384), (32812, 39360), (34112, 37860)]

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