19878026520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{1109}}^1$

素因数の和:1538

約数の個数: 256

約数和(自身を含む): 67056076800

約数和(自身を除く): 47178050280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 367, 370, 407, 440, 444, 555, 660, 734, 740, 814, 888, 1101, 1109, 1110, 1221, 1320, 1468, 1480, 1628, 1835, 2035, 2202, 2218, 2220, 2442, 2936, 3256, 3327, 3670, 4037, 4070, 4404, 4436, 4440, 4884, 5505, 5545, 6105, 6654, 7340, 8074, 8140, 8808, 8872, 9768, 11010, 11090, 12111, 12199, 12210, 13308, 13579, 14680, 16148, 16280, 16635, 20185, 22020, 22180, 24222, 24398, 24420, 26616, 27158, 32296, 33270, 36597, 40370, 40737, 41033, 44040, 44360, 48444, 48796, 48840, 54316, 60555, 60995, 66540, 67895, 73194, 80740, 81474, 82066, 96888, 97592, 108632, 121110, 121990, 123099, 133080, 135790, 146388, 149369, 161480, 162948, 164132, 182985, 203685, 205165, 242220, 243980, 246198, 271580, 292776, 298738, 325896, 328264, 365970, 407003, 407370, 410330, 448107, 451363, 484440, 487960, 492396, 543160, 597476, 615495, 731940, 746845, 814006, 814740, 820660, 896214, 902726, 984792, 1194952, 1221009, 1230990, 1354089, 1463880, 1493690, 1628012, 1629480, 1641320, 1792428, 1805452, 2035015, 2240535, 2256815, 2442018, 2461980, 2708178, 2987380, 3256024, 3584856, 3610904, 4070030, 4477033, 4481070, 4513630, 4884036, 4923960, 5416356, 5974760, 6105045, 6770445, 8140060, 8954066, 8962140, 9027260, 9768072, 10832712, 12210090, 13431099, 13540890, 15059111, 16280120, 17908132, 17924280, 18054520, 22385165, 24420180, 26862198, 27081780, 30118222, 35816264, 44770330, 45177333, 48840360, 53724396, 54163560, 60236444, 67155495, 75295555, 89540660, 90354666, 107448792, 120472888, 134310990, 150591110, 165650221, 179081320, 180709332, 225886665, 268621980, 301182220, 331300442, 361418664, 451773330, 496950663, 537243960, 602364440, 662600884, 828251105, 903546660, 993901326, 1325201768, 1656502210, 1807093320, 1987802652, 2484753315, 3313004420, 3975605304, 4969506630, 6626008840, 9939013260, 19878026520]

約数ペア:

[(1, 19878026520), (2, 9939013260), (3, 6626008840), (4, 4969506630), (5, 3975605304), (6, 3313004420), (8, 2484753315), (10, 1987802652), (11, 1807093320), (12, 1656502210), (15, 1325201768), (20, 993901326), (22, 903546660), (24, 828251105), (30, 662600884), (33, 602364440), (37, 537243960), (40, 496950663), (44, 451773330), (55, 361418664), (60, 331300442), (66, 301182220), (74, 268621980), (88, 225886665), (110, 180709332), (111, 179081320), (120, 165650221), (132, 150591110), (148, 134310990), (165, 120472888), (185, 107448792), (220, 90354666), (222, 89540660), (264, 75295555), (296, 67155495), (330, 60236444), (367, 54163560), (370, 53724396), (407, 48840360), (440, 45177333), (444, 44770330), (555, 35816264), (660, 30118222), (734, 27081780), (740, 26862198), (814, 24420180), (888, 22385165), (1101, 18054520), (1109, 17924280), (1110, 17908132), (1221, 16280120), (1320, 15059111), (1468, 13540890), (1480, 13431099), (1628, 12210090), (1835, 10832712), (2035, 9768072), (2202, 9027260), (2218, 8962140), (2220, 8954066), (2442, 8140060), (2936, 6770445), (3256, 6105045), (3327, 5974760), (3670, 5416356), (4037, 4923960), (4070, 4884036), (4404, 4513630), (4436, 4481070), (4440, 4477033), (4884, 4070030), (5505, 3610904), (5545, 3584856), (6105, 3256024), (6654, 2987380), (7340, 2708178), (8074, 2461980), (8140, 2442018), (8808, 2256815), (8872, 2240535), (9768, 2035015), (11010, 1805452), (11090, 1792428), (12111, 1641320), (12199, 1629480), (12210, 1628012), (13308, 1493690), (13579, 1463880), (14680, 1354089), (16148, 1230990), (16280, 1221009), (16635, 1194952), (20185, 984792), (22020, 902726), (22180, 896214), (24222, 820660), (24398, 814740), (24420, 814006), (26616, 746845), (27158, 731940), (32296, 615495), (33270, 597476), (36597, 543160), (40370, 492396), (40737, 487960), (41033, 484440), (44040, 451363), (44360, 448107), (48444, 410330), (48796, 407370), (48840, 407003), (54316, 365970), (60555, 328264), (60995, 325896), (66540, 298738), (67895, 292776), (73194, 271580), (80740, 246198), (81474, 243980), (82066, 242220), (96888, 205165), (97592, 203685), (108632, 182985), (121110, 164132), (121990, 162948), (123099, 161480), (133080, 149369), (135790, 146388)]