400006368

素因数分解:

$2^5\times 3^2\times {\mathrm{601}}^1\times {\mathrm{2311}}^1$

素因数の和:2928

約数の個数: 72

約数和(自身を含む): 1139903856

約数和(自身を除く): 739897488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 601, 1202, 1803, 2311, 2404, 3606, 4622, 4808, 5409, 6933, 7212, 9244, 9616, 10818, 13866, 14424, 18488, 19232, 20799, 21636, 27732, 28848, 36976, 41598, 43272, 55464, 57696, 73952, 83196, 86544, 110928, 166392, 173088, 221856, 332784, 665568, 1388911, 2777822, 4166733, 5555644, 8333466, 11111288, 12500199, 16666932, 22222576, 25000398, 33333864, 44445152, 50000796, 66667728, 100001592, 133335456, 200003184, 400006368]

約数ペア:

[(1, 400006368), (2, 200003184), (3, 133335456), (4, 100001592), (6, 66667728), (8, 50000796), (9, 44445152), (12, 33333864), (16, 25000398), (18, 22222576), (24, 16666932), (32, 12500199), (36, 11111288), (48, 8333466), (72, 5555644), (96, 4166733), (144, 2777822), (288, 1388911), (601, 665568), (1202, 332784), (1803, 221856), (2311, 173088), (2404, 166392), (3606, 110928), (4622, 86544), (4808, 83196), (5409, 73952), (6933, 57696), (7212, 55464), (9244, 43272), (9616, 41598), (10818, 36976), (13866, 28848), (14424, 27732), (18488, 21636), (19232, 20799)]