331313732720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{217969561}}^1$

素因数の和:217969593

約数の個数: 40

約数和(自身を含む): 810846770640

約数和(自身を除く): 479533037920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 217969561, 435939122, 871878244, 1089847805, 1743756488, 2179695610, 3487512976, 4141421659, 4359391220, 8282843318, 8718782440, 16565686636, 17437564880, 20707108295, 33131373272, 41414216590, 66262746544, 82828433180, 165656866360, 331313732720]

約数ペア:

[(1, 331313732720), (2, 165656866360), (4, 82828433180), (5, 66262746544), (8, 41414216590), (10, 33131373272), (16, 20707108295), (19, 17437564880), (20, 16565686636), (38, 8718782440), (40, 8282843318), (76, 4359391220), (80, 4141421659), (95, 3487512976), (152, 2179695610), (190, 1743756488), (304, 1089847805), (380, 871878244), (760, 435939122), (1520, 217969561)]