205440816

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4463}}^1$

素因数の和:4618

約数の個数: 80

約数和(自身を含む): 611103744

約数和(自身を除く): 405662928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 548, 822, 959, 1096, 1644, 1918, 2192, 2877, 3288, 3836, 4463, 5754, 6576, 7672, 8926, 11508, 13389, 15344, 17852, 23016, 26778, 31241, 35704, 46032, 53556, 62482, 71408, 93723, 107112, 124964, 187446, 214224, 249928, 374892, 499856, 611431, 749784, 1222862, 1499568, 1834293, 2445724, 3668586, 4280017, 4891448, 7337172, 8560034, 9782896, 12840051, 14674344, 17120068, 25680102, 29348688, 34240136, 51360204, 68480272, 102720408, 205440816]

約数ペア:

[(1, 205440816), (2, 102720408), (3, 68480272), (4, 51360204), (6, 34240136), (7, 29348688), (8, 25680102), (12, 17120068), (14, 14674344), (16, 12840051), (21, 9782896), (24, 8560034), (28, 7337172), (42, 4891448), (48, 4280017), (56, 3668586), (84, 2445724), (112, 1834293), (137, 1499568), (168, 1222862), (274, 749784), (336, 611431), (411, 499856), (548, 374892), (822, 249928), (959, 214224), (1096, 187446), (1644, 124964), (1918, 107112), (2192, 93723), (2877, 71408), (3288, 62482), (3836, 53556), (4463, 46032), (5754, 35704), (6576, 31241), (7672, 26778), (8926, 23016), (11508, 17852), (13389, 15344)]