263764560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1109}}^1$

素因数の和:2116

約数の個数: 80

約数和(自身を含む): 819233280

約数和(自身を除く): 555468720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 991, 1109, 1982, 2218, 2973, 3327, 3964, 4436, 4955, 5545, 5946, 6654, 7928, 8872, 9910, 11090, 11892, 13308, 14865, 15856, 16635, 17744, 19820, 22180, 23784, 26616, 29730, 33270, 39640, 44360, 47568, 53232, 59460, 66540, 79280, 88720, 118920, 133080, 237840, 266160, 1099019, 2198038, 3297057, 4396076, 5495095, 6594114, 8792152, 10990190, 13188228, 16485285, 17584304, 21980380, 26376456, 32970570, 43960760, 52752912, 65941140, 87921520, 131882280, 263764560]

約数ペア:

[(1, 263764560), (2, 131882280), (3, 87921520), (4, 65941140), (5, 52752912), (6, 43960760), (8, 32970570), (10, 26376456), (12, 21980380), (15, 17584304), (16, 16485285), (20, 13188228), (24, 10990190), (30, 8792152), (40, 6594114), (48, 5495095), (60, 4396076), (80, 3297057), (120, 2198038), (240, 1099019), (991, 266160), (1109, 237840), (1982, 133080), (2218, 118920), (2973, 88720), (3327, 79280), (3964, 66540), (4436, 59460), (4955, 53232), (5545, 47568), (5946, 44360), (6654, 39640), (7928, 33270), (8872, 29730), (9910, 26616), (11090, 23784), (11892, 22180), (13308, 19820), (14865, 17744), (15856, 16635)]