254319120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 240

約数和(自身を含む): 942207552

約数和(自身を除く): 687888432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 163, 165, 176, 180, 197, 198, 220, 240, 264, 326, 330, 360, 394, 396, 440, 489, 495, 528, 591, 652, 660, 720, 788, 792, 815, 880, 978, 985, 990, 1182, 1304, 1320, 1467, 1576, 1584, 1630, 1773, 1793, 1956, 1970, 1980, 2167, 2364, 2445, 2608, 2640, 2934, 2955, 3152, 3260, 3546, 3586, 3912, 3940, 3960, 4334, 4728, 4890, 5379, 5868, 5910, 6501, 6520, 7092, 7172, 7335, 7824, 7880, 7920, 8668, 8865, 8965, 9456, 9780, 10758, 10835, 11736, 11820, 13002, 13040, 14184, 14344, 14670, 15760, 16137, 17336, 17730, 17930, 19503, 19560, 21516, 21670, 23472, 23640, 26004, 26895, 28368, 28688, 29340, 32111, 32274, 32505, 34672, 35460, 35860, 39006, 39120, 43032, 43340, 47280, 52008, 53790, 58680, 64222, 64548, 65010, 70920, 71720, 78012, 80685, 86064, 86680, 96333, 97515, 104016, 107580, 117360, 128444, 129096, 130020, 141840, 143440, 156024, 160555, 161370, 173360, 192666, 195030, 215160, 256888, 258192, 260040, 288999, 312048, 321110, 322740, 353221, 385332, 390060, 430320, 481665, 513776, 520080, 577998, 642220, 645480, 706442, 770664, 780120, 963330, 1059663, 1155996, 1284440, 1290960, 1412884, 1444995, 1541328, 1560240, 1766105, 1926660, 2119326, 2311992, 2568880, 2825768, 2889990, 3178989, 3532210, 3853320, 4238652, 4623984, 5298315, 5651536, 5779980, 6357978, 7064420, 7706640, 8477304, 10596630, 11559960, 12715956, 14128840, 15894945, 16954608, 21193260, 23119920, 25431912, 28257680, 31789890, 42386520, 50863824, 63579780, 84773040, 127159560, 254319120]

約数ペア:

[(1, 254319120), (2, 127159560), (3, 84773040), (4, 63579780), (5, 50863824), (6, 42386520), (8, 31789890), (9, 28257680), (10, 25431912), (11, 23119920), (12, 21193260), (15, 16954608), (16, 15894945), (18, 14128840), (20, 12715956), (22, 11559960), (24, 10596630), (30, 8477304), (33, 7706640), (36, 7064420), (40, 6357978), (44, 5779980), (45, 5651536), (48, 5298315), (55, 4623984), (60, 4238652), (66, 3853320), (72, 3532210), (80, 3178989), (88, 2889990), (90, 2825768), (99, 2568880), (110, 2311992), (120, 2119326), (132, 1926660), (144, 1766105), (163, 1560240), (165, 1541328), (176, 1444995), (180, 1412884), (197, 1290960), (198, 1284440), (220, 1155996), (240, 1059663), (264, 963330), (326, 780120), (330, 770664), (360, 706442), (394, 645480), (396, 642220), (440, 577998), (489, 520080), (495, 513776), (528, 481665), (591, 430320), (652, 390060), (660, 385332), (720, 353221), (788, 322740), (792, 321110), (815, 312048), (880, 288999), (978, 260040), (985, 258192), (990, 256888), (1182, 215160), (1304, 195030), (1320, 192666), (1467, 173360), (1576, 161370), (1584, 160555), (1630, 156024), (1773, 143440), (1793, 141840), (1956, 130020), (1970, 129096), (1980, 128444), (2167, 117360), (2364, 107580), (2445, 104016), (2608, 97515), (2640, 96333), (2934, 86680), (2955, 86064), (3152, 80685), (3260, 78012), (3546, 71720), (3586, 70920), (3912, 65010), (3940, 64548), (3960, 64222), (4334, 58680), (4728, 53790), (4890, 52008), (5379, 47280), (5868, 43340), (5910, 43032), (6501, 39120), (6520, 39006), (7092, 35860), (7172, 35460), (7335, 34672), (7824, 32505), (7880, 32274), (7920, 32111), (8668, 29340), (8865, 28688), (8965, 28368), (9456, 26895), (9780, 26004), (10758, 23640), (10835, 23472), (11736, 21670), (11820, 21516), (13002, 19560), (13040, 19503), (14184, 17930), (14344, 17730), (14670, 17336), (15760, 16137)]