205422910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 471905280

約数和(自身を除く): 266482370

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 79, 110, 121, 154, 158, 242, 307, 385, 395, 553, 605, 614, 770, 790, 847, 869, 1106, 1210, 1535, 1694, 1738, 2149, 2765, 3070, 3377, 4235, 4298, 4345, 5530, 6083, 6754, 8470, 8690, 9559, 10745, 12166, 16885, 19118, 21490, 23639, 24253, 30415, 33770, 37147, 47278, 47795, 48506, 60830, 66913, 74294, 95590, 118195, 121265, 133826, 169771, 185735, 236390, 242530, 260029, 266783, 334565, 339542, 371470, 520058, 533566, 669130, 848855, 1300145, 1333915, 1697710, 1867481, 2600290, 2667830, 2934613, 3734962, 5869226, 9337405, 14673065, 18674810, 20542291, 29346130, 41084582, 102711455, 205422910]

約数ペア:

[(1, 205422910), (2, 102711455), (5, 41084582), (7, 29346130), (10, 20542291), (11, 18674810), (14, 14673065), (22, 9337405), (35, 5869226), (55, 3734962), (70, 2934613), (77, 2667830), (79, 2600290), (110, 1867481), (121, 1697710), (154, 1333915), (158, 1300145), (242, 848855), (307, 669130), (385, 533566), (395, 520058), (553, 371470), (605, 339542), (614, 334565), (770, 266783), (790, 260029), (847, 242530), (869, 236390), (1106, 185735), (1210, 169771), (1535, 133826), (1694, 121265), (1738, 118195), (2149, 95590), (2765, 74294), (3070, 66913), (3377, 60830), (4235, 48506), (4298, 47795), (4345, 47278), (5530, 37147), (6083, 33770), (6754, 30415), (8470, 24253), (8690, 23639), (9559, 21490), (10745, 19118), (12166, 16885)]