208829390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3433}}^1$

素因数の和:3537

約数の個数: 64

約数和(自身を含む): 474716160

約数和(自身を除く): 265886770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 154, 158, 385, 395, 553, 770, 790, 869, 1106, 1738, 2765, 3433, 4345, 5530, 6083, 6866, 8690, 12166, 17165, 24031, 30415, 34330, 37763, 48062, 60830, 75526, 120155, 188815, 240310, 264341, 271207, 377630, 528682, 542414, 1321705, 1356035, 1898449, 2643410, 2712070, 2983277, 3796898, 5966554, 9492245, 14916385, 18984490, 20882939, 29832770, 41765878, 104414695, 208829390]

約数ペア:

[(1, 208829390), (2, 104414695), (5, 41765878), (7, 29832770), (10, 20882939), (11, 18984490), (14, 14916385), (22, 9492245), (35, 5966554), (55, 3796898), (70, 2983277), (77, 2712070), (79, 2643410), (110, 1898449), (154, 1356035), (158, 1321705), (385, 542414), (395, 528682), (553, 377630), (770, 271207), (790, 264341), (869, 240310), (1106, 188815), (1738, 120155), (2765, 75526), (3433, 60830), (4345, 48062), (5530, 37763), (6083, 34330), (6866, 30415), (8690, 24031), (12166, 17165)]