177964108

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 385952000

約数和(自身を除く): 207987892

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 199, 266, 287, 398, 532, 574, 779, 796, 1148, 1393, 1558, 1681, 2786, 3116, 3362, 3781, 5453, 5572, 6724, 7562, 8159, 10906, 11767, 15124, 16318, 21812, 23534, 26467, 31939, 32636, 47068, 52934, 57113, 63878, 105868, 114226, 127756, 155021, 223573, 228452, 310042, 334519, 447146, 620084, 669038, 894292, 1085147, 1338076, 2170294, 2341633, 4340588, 4683266, 6355861, 9366532, 12711722, 25423444, 44491027, 88982054, 177964108]

約数ペア:

[(1, 177964108), (2, 88982054), (4, 44491027), (7, 25423444), (14, 12711722), (19, 9366532), (28, 6355861), (38, 4683266), (41, 4340588), (76, 2341633), (82, 2170294), (133, 1338076), (164, 1085147), (199, 894292), (266, 669038), (287, 620084), (398, 447146), (532, 334519), (574, 310042), (779, 228452), (796, 223573), (1148, 155021), (1393, 127756), (1558, 114226), (1681, 105868), (2786, 63878), (3116, 57113), (3362, 52934), (3781, 47068), (5453, 32636), (5572, 31939), (6724, 26467), (7562, 23534), (8159, 21812), (10906, 16318), (11767, 15124)]