65983920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1303}}^1$

素因数の和:1530

約数の個数: 80

約数和(自身を含む): 205677312

約数和(自身を除く): 139693392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1303, 1688, 2110, 2532, 2606, 3165, 3376, 3909, 4220, 5064, 5212, 6330, 6515, 7818, 8440, 10128, 10424, 12660, 13030, 15636, 16880, 19545, 20848, 25320, 26060, 31272, 39090, 50640, 52120, 62544, 78180, 104240, 156360, 274933, 312720, 549866, 824799, 1099732, 1374665, 1649598, 2199464, 2749330, 3299196, 4123995, 4398928, 5498660, 6598392, 8247990, 10997320, 13196784, 16495980, 21994640, 32991960, 65983920]

約数ペア:

[(1, 65983920), (2, 32991960), (3, 21994640), (4, 16495980), (5, 13196784), (6, 10997320), (8, 8247990), (10, 6598392), (12, 5498660), (15, 4398928), (16, 4123995), (20, 3299196), (24, 2749330), (30, 2199464), (40, 1649598), (48, 1374665), (60, 1099732), (80, 824799), (120, 549866), (211, 312720), (240, 274933), (422, 156360), (633, 104240), (844, 78180), (1055, 62544), (1266, 52120), (1303, 50640), (1688, 39090), (2110, 31272), (2532, 26060), (2606, 25320), (3165, 20848), (3376, 19545), (3909, 16880), (4220, 15636), (5064, 13030), (5212, 12660), (6330, 10424), (6515, 10128), (7818, 8440)]