51499620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1283}}^1$

素因数の和:1521

約数の個数: 72

約数和(自身を含む): 157038336

約数和(自身を除く): 105538716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1283, 1338, 2007, 2230, 2566, 2676, 3345, 3849, 4014, 4460, 5132, 6415, 6690, 7698, 8028, 10035, 11547, 12830, 13380, 15396, 19245, 20070, 23094, 25660, 38490, 40140, 46188, 57735, 76980, 115470, 230940, 286109, 572218, 858327, 1144436, 1430545, 1716654, 2574981, 2861090, 3433308, 4291635, 5149962, 5722180, 8583270, 10299924, 12874905, 17166540, 25749810, 51499620]

約数ペア:

[(1, 51499620), (2, 25749810), (3, 17166540), (4, 12874905), (5, 10299924), (6, 8583270), (9, 5722180), (10, 5149962), (12, 4291635), (15, 3433308), (18, 2861090), (20, 2574981), (30, 1716654), (36, 1430545), (45, 1144436), (60, 858327), (90, 572218), (180, 286109), (223, 230940), (446, 115470), (669, 76980), (892, 57735), (1115, 46188), (1283, 40140), (1338, 38490), (2007, 25660), (2230, 23094), (2566, 20070), (2676, 19245), (3345, 15396), (3849, 13380), (4014, 12830), (4460, 11547), (5132, 10035), (6415, 8028), (6690, 7698)]