720354816

素因数分解:

$2^9\times 3^3\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:621

約数の個数: 160

約数和(自身を含む): 2156647680

約数和(自身を除く): 1436292864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 107, 108, 128, 144, 192, 214, 216, 256, 288, 321, 384, 428, 432, 487, 512, 576, 642, 768, 856, 864, 963, 974, 1152, 1284, 1461, 1536, 1712, 1728, 1926, 1948, 2304, 2568, 2889, 2922, 3424, 3456, 3852, 3896, 4383, 4608, 5136, 5778, 5844, 6848, 6912, 7704, 7792, 8766, 10272, 11556, 11688, 13149, 13696, 13824, 15408, 15584, 17532, 20544, 23112, 23376, 26298, 27392, 30816, 31168, 35064, 41088, 46224, 46752, 52109, 52596, 54784, 61632, 62336, 70128, 82176, 92448, 93504, 104218, 105192, 123264, 124672, 140256, 156327, 164352, 184896, 187008, 208436, 210384, 246528, 249344, 280512, 312654, 369792, 374016, 416872, 420768, 468981, 493056, 561024, 625308, 739584, 748032, 833744, 841536, 937962, 1122048, 1250616, 1406943, 1479168, 1667488, 1683072, 1875924, 2244096, 2501232, 2813886, 3334976, 3366144, 3751848, 5002464, 5627772, 6669952, 6732288, 7503696, 10004928, 11255544, 13339904, 15007392, 20009856, 22511088, 26679808, 30014784, 40019712, 45022176, 60029568, 80039424, 90044352, 120059136, 180088704, 240118272, 360177408, 720354816]

約数ペア:

[(1, 720354816), (2, 360177408), (3, 240118272), (4, 180088704), (6, 120059136), (8, 90044352), (9, 80039424), (12, 60029568), (16, 45022176), (18, 40019712), (24, 30014784), (27, 26679808), (32, 22511088), (36, 20009856), (48, 15007392), (54, 13339904), (64, 11255544), (72, 10004928), (96, 7503696), (107, 6732288), (108, 6669952), (128, 5627772), (144, 5002464), (192, 3751848), (214, 3366144), (216, 3334976), (256, 2813886), (288, 2501232), (321, 2244096), (384, 1875924), (428, 1683072), (432, 1667488), (487, 1479168), (512, 1406943), (576, 1250616), (642, 1122048), (768, 937962), (856, 841536), (864, 833744), (963, 748032), (974, 739584), (1152, 625308), (1284, 561024), (1461, 493056), (1536, 468981), (1712, 420768), (1728, 416872), (1926, 374016), (1948, 369792), (2304, 312654), (2568, 280512), (2889, 249344), (2922, 246528), (3424, 210384), (3456, 208436), (3852, 187008), (3896, 184896), (4383, 164352), (4608, 156327), (5136, 140256), (5778, 124672), (5844, 123264), (6848, 105192), (6912, 104218), (7704, 93504), (7792, 92448), (8766, 82176), (10272, 70128), (11556, 62336), (11688, 61632), (13149, 54784), (13696, 52596), (13824, 52109), (15408, 46752), (15584, 46224), (17532, 41088), (20544, 35064), (23112, 31168), (23376, 30816), (26298, 27392)]