720539136

素因数分解:

$2^9\times 3^2\times {\mathrm{271}}^1\times {\mathrm{577}}^1$

素因数の和:872

約数の個数: 120

約数和(自身を含む): 2090815584

約数和(自身を除く): 1370276448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 271, 288, 384, 512, 542, 576, 577, 768, 813, 1084, 1152, 1154, 1536, 1626, 1731, 2168, 2304, 2308, 2439, 3252, 3462, 4336, 4608, 4616, 4878, 5193, 6504, 6924, 8672, 9232, 9756, 10386, 13008, 13848, 17344, 18464, 19512, 20772, 26016, 27696, 34688, 36928, 39024, 41544, 52032, 55392, 69376, 73856, 78048, 83088, 104064, 110784, 138752, 147712, 156096, 156367, 166176, 208128, 221568, 295424, 312192, 312734, 332352, 416256, 443136, 469101, 624384, 625468, 664704, 886272, 938202, 1248768, 1250936, 1329408, 1407303, 1876404, 2501872, 2658816, 2814606, 3752808, 5003744, 5629212, 7505616, 10007488, 11258424, 15011232, 20014976, 22516848, 30022464, 40029952, 45033696, 60044928, 80059904, 90067392, 120089856, 180134784, 240179712, 360269568, 720539136]

約数ペア:

[(1, 720539136), (2, 360269568), (3, 240179712), (4, 180134784), (6, 120089856), (8, 90067392), (9, 80059904), (12, 60044928), (16, 45033696), (18, 40029952), (24, 30022464), (32, 22516848), (36, 20014976), (48, 15011232), (64, 11258424), (72, 10007488), (96, 7505616), (128, 5629212), (144, 5003744), (192, 3752808), (256, 2814606), (271, 2658816), (288, 2501872), (384, 1876404), (512, 1407303), (542, 1329408), (576, 1250936), (577, 1248768), (768, 938202), (813, 886272), (1084, 664704), (1152, 625468), (1154, 624384), (1536, 469101), (1626, 443136), (1731, 416256), (2168, 332352), (2304, 312734), (2308, 312192), (2439, 295424), (3252, 221568), (3462, 208128), (4336, 166176), (4608, 156367), (4616, 156096), (4878, 147712), (5193, 138752), (6504, 110784), (6924, 104064), (8672, 83088), (9232, 78048), (9756, 73856), (10386, 69376), (13008, 55392), (13848, 52032), (17344, 41544), (18464, 39024), (19512, 36928), (20772, 34688), (26016, 27696)]