390920478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 935854080

約数和(自身を除く): 544933602

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 67, 78, 93, 114, 127, 134, 186, 201, 247, 254, 381, 402, 403, 494, 589, 741, 762, 806, 871, 1178, 1209, 1273, 1482, 1651, 1742, 1767, 2077, 2413, 2418, 2546, 2613, 3302, 3534, 3819, 3937, 4154, 4826, 4953, 5226, 6231, 7239, 7638, 7657, 7874, 8509, 9906, 11811, 12462, 14478, 15314, 16549, 17018, 22971, 23622, 25527, 27001, 31369, 33098, 39463, 45942, 49647, 51054, 51181, 54002, 62738, 74803, 78926, 81003, 94107, 99294, 102362, 110617, 118389, 149606, 153543, 161671, 162006, 188214, 221234, 224409, 236778, 263779, 307086, 323342, 331851, 448818, 485013, 513019, 527558, 663702, 791337, 970026, 972439, 1026038, 1539057, 1582674, 1944878, 2101723, 2917317, 3078114, 3429127, 4203446, 5011801, 5834634, 6305169, 6858254, 10023602, 10287381, 12610338, 15035403, 20574762, 30070806, 65153413, 130306826, 195460239, 390920478]

約数ペア:

[(1, 390920478), (2, 195460239), (3, 130306826), (6, 65153413), (13, 30070806), (19, 20574762), (26, 15035403), (31, 12610338), (38, 10287381), (39, 10023602), (57, 6858254), (62, 6305169), (67, 5834634), (78, 5011801), (93, 4203446), (114, 3429127), (127, 3078114), (134, 2917317), (186, 2101723), (201, 1944878), (247, 1582674), (254, 1539057), (381, 1026038), (402, 972439), (403, 970026), (494, 791337), (589, 663702), (741, 527558), (762, 513019), (806, 485013), (871, 448818), (1178, 331851), (1209, 323342), (1273, 307086), (1482, 263779), (1651, 236778), (1742, 224409), (1767, 221234), (2077, 188214), (2413, 162006), (2418, 161671), (2546, 153543), (2613, 149606), (3302, 118389), (3534, 110617), (3819, 102362), (3937, 99294), (4154, 94107), (4826, 81003), (4953, 78926), (5226, 74803), (6231, 62738), (7239, 54002), (7638, 51181), (7657, 51054), (7874, 49647), (8509, 45942), (9906, 39463), (11811, 33098), (12462, 31369), (14478, 27001), (15314, 25527), (16549, 23622), (17018, 22971)]