390510224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:976

約数の個数: 80

約数和(自身を含む): 853945344

約数和(自身を除く): 463435120

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 71, 104, 124, 142, 208, 248, 284, 403, 496, 568, 806, 853, 923, 1136, 1612, 1706, 1846, 2201, 3224, 3412, 3692, 4402, 6448, 6824, 7384, 8804, 11089, 13648, 14768, 17608, 22178, 26443, 28613, 35216, 44356, 52886, 57226, 60563, 88712, 105772, 114452, 121126, 177424, 211544, 228904, 242252, 343759, 423088, 457808, 484504, 687518, 787319, 969008, 1375036, 1574638, 1877453, 2750072, 3149276, 3754906, 5500144, 6298552, 7509812, 12597104, 15019624, 24406889, 30039248, 48813778, 97627556, 195255112, 390510224]

約数ペア:

[(1, 390510224), (2, 195255112), (4, 97627556), (8, 48813778), (13, 30039248), (16, 24406889), (26, 15019624), (31, 12597104), (52, 7509812), (62, 6298552), (71, 5500144), (104, 3754906), (124, 3149276), (142, 2750072), (208, 1877453), (248, 1574638), (284, 1375036), (403, 969008), (496, 787319), (568, 687518), (806, 484504), (853, 457808), (923, 423088), (1136, 343759), (1612, 242252), (1706, 228904), (1846, 211544), (2201, 177424), (3224, 121126), (3412, 114452), (3692, 105772), (4402, 88712), (6448, 60563), (6824, 57226), (7384, 52886), (8804, 44356), (11089, 35216), (13648, 28613), (14768, 26443), (17608, 22178)]