51404580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{823}}^1$

素因数の和:1185

約数の個数: 72

約数和(自身を含む): 156566592

約数和(自身を除く): 105162012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 823, 1041, 1388, 1646, 1735, 2082, 2469, 3123, 3292, 3470, 4115, 4164, 4938, 5205, 6246, 6940, 7407, 8230, 9876, 10410, 12345, 12492, 14814, 15615, 16460, 20820, 24690, 29628, 31230, 37035, 49380, 62460, 74070, 148140, 285581, 571162, 856743, 1142324, 1427905, 1713486, 2570229, 2855810, 3426972, 4283715, 5140458, 5711620, 8567430, 10280916, 12851145, 17134860, 25702290, 51404580]

約数ペア:

[(1, 51404580), (2, 25702290), (3, 17134860), (4, 12851145), (5, 10280916), (6, 8567430), (9, 5711620), (10, 5140458), (12, 4283715), (15, 3426972), (18, 2855810), (20, 2570229), (30, 1713486), (36, 1427905), (45, 1142324), (60, 856743), (90, 571162), (180, 285581), (347, 148140), (694, 74070), (823, 62460), (1041, 49380), (1388, 37035), (1646, 31230), (1735, 29628), (2082, 24690), (2469, 20820), (3123, 16460), (3292, 15615), (3470, 14814), (4115, 12492), (4164, 12345), (4938, 10410), (5205, 9876), (6246, 8230), (6940, 7407)]