305736508

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 720728064

約数和(自身を除く): 414991556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 41, 44, 62, 71, 77, 82, 121, 124, 142, 154, 164, 217, 242, 284, 287, 308, 341, 434, 451, 484, 497, 574, 682, 781, 847, 868, 902, 994, 1148, 1271, 1364, 1562, 1694, 1804, 1988, 2201, 2387, 2542, 2911, 3124, 3157, 3388, 3751, 4402, 4774, 4961, 5084, 5467, 5822, 6314, 7502, 8591, 8804, 8897, 9548, 9922, 10934, 11644, 12628, 13981, 15004, 15407, 17182, 17794, 19844, 20377, 21868, 24211, 26257, 27962, 30814, 32021, 34364, 34727, 35588, 40754, 48422, 52514, 55924, 60137, 61628, 64042, 69454, 81508, 90241, 96844, 97867, 105028, 120274, 128084, 138908, 153791, 169477, 180482, 195734, 224147, 240548, 266321, 307582, 338954, 352231, 360964, 391468, 448294, 532642, 615164, 631687, 677908, 704462, 896588, 992651, 1065284, 1076537, 1263374, 1408924, 1864247, 1985302, 2153074, 2465617, 2526748, 3728494, 3970604, 4306148, 4931234, 6948557, 7456988, 9862468, 10919161, 13897114, 21838322, 27794228, 43676644, 76434127, 152868254, 305736508]

約数ペア:

[(1, 305736508), (2, 152868254), (4, 76434127), (7, 43676644), (11, 27794228), (14, 21838322), (22, 13897114), (28, 10919161), (31, 9862468), (41, 7456988), (44, 6948557), (62, 4931234), (71, 4306148), (77, 3970604), (82, 3728494), (121, 2526748), (124, 2465617), (142, 2153074), (154, 1985302), (164, 1864247), (217, 1408924), (242, 1263374), (284, 1076537), (287, 1065284), (308, 992651), (341, 896588), (434, 704462), (451, 677908), (484, 631687), (497, 615164), (574, 532642), (682, 448294), (781, 391468), (847, 360964), (868, 352231), (902, 338954), (994, 307582), (1148, 266321), (1271, 240548), (1364, 224147), (1562, 195734), (1694, 180482), (1804, 169477), (1988, 153791), (2201, 138908), (2387, 128084), (2542, 120274), (2911, 105028), (3124, 97867), (3157, 96844), (3388, 90241), (3751, 81508), (4402, 69454), (4774, 64042), (4961, 61628), (5084, 60137), (5467, 55924), (5822, 52514), (6314, 48422), (7502, 40754), (8591, 35588), (8804, 34727), (8897, 34364), (9548, 32021), (9922, 30814), (10934, 27962), (11644, 26257), (12628, 24211), (13981, 21868), (15004, 20377), (15407, 19844), (17182, 17794)]