About the Number

28978974720

28978974719 ← → 28978974721

2進数表記:11010111111010010000001000000000000

漢数字表記:二百八十九億七千八百九十七万四千七百二十

素因数分解:

2 12 × 3 7 × 5 1 × 647 1

素因数の和:697
約数の個数: 416
約数和(自身を含む): 104456874240
約数和(自身を除く): 75477899520

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 647, 648, 720, 729, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1294, 1296, 1440, 1458, 1536, 1620, 1728, 1920, 1941, 1944, 2048, 2160, 2187, 2304, 2430, 2560, 2588, 2592, 2880, 2916, 3072, 3235, 3240, 3456, 3645, 3840, 3882, 3888, 4096, 4320, 4374, 4608, 4860, 5120, 5176, 5184, 5760, 5823, 5832, 6144, 6470, 6480, 6912, 7290, 7680, 7764, 7776, 8640, 8748, 9216, 9705, 9720, 10240, 10352, 10368, 10935, 11520, 11646, 11664, 12288, 12940, 12960, 13824, 14580, 15360, 15528, 15552, 17280, 17469, 17496, 18432, 19410, 19440, 20480, 20704, 20736, 21870, 23040, 23292, 23328, 25880, 25920, 27648, 29115, 29160, 30720, 31056, 31104, 34560, 34938, 34992, 36864, 38820, 38880, 41408, 41472, 43740, 46080, 46584, 46656, 51760, 51840, 52407, 55296, 58230, 58320, 61440, 62112, 62208, 69120, 69876, 69984, 77640, 77760, 82816, 82944, 87345, 87480, 92160, 93168, 93312, 103520, 103680, 104814, 110592, 116460, 116640, 124224, 124416, 138240, 139752, 139968, 155280, 155520, 157221, 165632, 165888, 174690, 174960, 184320, 186336, 186624, 207040, 207360, 209628, 232920, 233280, 248448, 248832, 262035, 276480, 279504, 279936, 310560, 311040, 314442, 331264, 331776, 349380, 349920, 372672, 373248, 414080, 414720, 419256, 465840, 466560, 471663, 496896, 497664, 524070, 552960, 559008, 559872, 621120, 622080, 628884, 662528, 698760, 699840, 745344, 746496, 786105, 828160, 829440, 838512, 931680, 933120, 943326, 993792, 995328, 1048140, 1118016, 1119744, 1242240, 1244160, 1257768, 1325056, 1397520, 1399680, 1414989, 1490688, 1492992, 1572210, 1656320, 1658880, 1677024, 1863360, 1866240, 1886652, 1987584, 2096280, 2236032, 2239488, 2358315, 2484480, 2488320, 2515536, 2650112, 2795040, 2799360, 2829978, 2981376, 2985984, 3144420, 3312640, 3354048, 3726720, 3732480, 3773304, 3975168, 4192560, 4472064, 4478976, 4716630, 4968960, 4976640, 5031072, 5590080, 5598720, 5659956, 5962752, 6288840, 6625280, 6708096, 7074945, 7453440, 7464960, 7546608, 7950336, 8385120, 8944128, 8957952, 9433260, 9937920, 10062144, 11180160, 11197440, 11319912, 11925504, 12577680, 13250560, 13416192, 14149890, 14906880, 14929920, 15093216, 16770240, 17888256, 18866520, 19875840, 20124288, 22360320, 22394880, 22639824, 23851008, 25155360, 26832384, 28299780, 29813760, 30186432, 33540480, 35776512, 37733040, 39751680, 40248576, 44720640, 44789760, 45279648, 50310720, 53664768, 56599560, 59627520, 60372864, 67080960, 71553024, 75466080, 80497152, 89441280, 90559296, 100621440, 107329536, 113199120, 119255040, 120745728, 134161920, 150932160, 160994304, 178882560, 181118592, 201242880, 214659072, 226398240, 241491456, 268323840, 301864320, 321988608, 357765120, 362237184, 402485760, 452796480, 482982912, 536647680, 603728640, 643977216, 724474368, 804971520, 905592960, 965965824, 1073295360, 1207457280, 1448948736, 1609943040, 1811185920, 1931931648, 2414914560, 2897897472, 3219886080, 3622371840, 4829829120, 5795794944, 7244743680, 9659658240, 14489487360, 28978974720]

約数ペア:
[(1, 28978974720), (2, 14489487360), (3, 9659658240), (4, 7244743680), (5, 5795794944), (6, 4829829120), (8, 3622371840), (9, 3219886080), (10, 2897897472), (12, 2414914560), (15, 1931931648), (16, 1811185920), (18, 1609943040), (20, 1448948736), (24, 1207457280), (27, 1073295360), (30, 965965824), (32, 905592960), (36, 804971520), (40, 724474368), (45, 643977216), (48, 603728640), (54, 536647680), (60, 482982912), (64, 452796480), (72, 402485760), (80, 362237184), (81, 357765120), (90, 321988608), (96, 301864320), (108, 268323840), (120, 241491456), (128, 226398240), (135, 214659072), (144, 201242880), (160, 181118592), (162, 178882560), (180, 160994304), (192, 150932160), (216, 134161920), (240, 120745728), (243, 119255040), (256, 113199120), (270, 107329536), (288, 100621440), (320, 90559296), (324, 89441280), (360, 80497152), (384, 75466080), (405, 71553024), (432, 67080960), (480, 60372864), (486, 59627520), (512, 56599560), (540, 53664768), (576, 50310720), (640, 45279648), (647, 44789760), (648, 44720640), (720, 40248576), (729, 39751680), (768, 37733040), (810, 35776512), (864, 33540480), (960, 30186432), (972, 29813760), (1024, 28299780), (1080, 26832384), (1152, 25155360), (1215, 23851008), (1280, 22639824), (1294, 22394880), (1296, 22360320), (1440, 20124288), (1458, 19875840), (1536, 18866520), (1620, 17888256), (1728, 16770240), (1920, 15093216), (1941, 14929920), (1944, 14906880), (2048, 14149890), (2160, 13416192), (2187, 13250560), (2304, 12577680), (2430, 11925504), (2560, 11319912), (2588, 11197440), (2592, 11180160), (2880, 10062144), (2916, 9937920), (3072, 9433260), (3235, 8957952), (3240, 8944128), (3456, 8385120), (3645, 7950336), (3840, 7546608), (3882, 7464960), (3888, 7453440), (4096, 7074945), (4320, 6708096), (4374, 6625280), (4608, 6288840), (4860, 5962752), (5120, 5659956), (5176, 5598720), (5184, 5590080), (5760, 5031072), (5823, 4976640), (5832, 4968960), (6144, 4716630), (6470, 4478976), (6480, 4472064), (6912, 4192560), (7290, 3975168), (7680, 3773304), (7764, 3732480), (7776, 3726720), (8640, 3354048), (8748, 3312640), (9216, 3144420), (9705, 2985984), (9720, 2981376), (10240, 2829978), (10352, 2799360), (10368, 2795040), (10935, 2650112), (11520, 2515536), (11646, 2488320), (11664, 2484480), (12288, 2358315), (12940, 2239488), (12960, 2236032), (13824, 2096280), (14580, 1987584), (15360, 1886652), (15528, 1866240), (15552, 1863360), (17280, 1677024), (17469, 1658880), (17496, 1656320), (18432, 1572210), (19410, 1492992), (19440, 1490688), (20480, 1414989), (20704, 1399680), (20736, 1397520), (21870, 1325056), (23040, 1257768), (23292, 1244160), (23328, 1242240), (25880, 1119744), (25920, 1118016), (27648, 1048140), (29115, 995328), (29160, 993792), (30720, 943326), (31056, 933120), (31104, 931680), (34560, 838512), (34938, 829440), (34992, 828160), (36864, 786105), (38820, 746496), (38880, 745344), (41408, 699840), (41472, 698760), (43740, 662528), (46080, 628884), (46584, 622080), (46656, 621120), (51760, 559872), (51840, 559008), (52407, 552960), (55296, 524070), (58230, 497664), (58320, 496896), (61440, 471663), (62112, 466560), (62208, 465840), (69120, 419256), (69876, 414720), (69984, 414080), (77640, 373248), (77760, 372672), (82816, 349920), (82944, 349380), (87345, 331776), (87480, 331264), (92160, 314442), (93168, 311040), (93312, 310560), (103520, 279936), (103680, 279504), (104814, 276480), (110592, 262035), (116460, 248832), (116640, 248448), (124224, 233280), (124416, 232920), (138240, 209628), (139752, 207360), (139968, 207040), (155280, 186624), (155520, 186336), (157221, 184320), (165632, 174960), (165888, 174690)]

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