256101984

素因数分解:

$2^5\times 3^2\times {\mathrm{359}}^1\times {\mathrm{2477}}^1$

素因数の和:2852

約数の個数: 72

約数和(自身を含む): 730613520

約数和(自身を除く): 474511536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 359, 718, 1077, 1436, 2154, 2477, 2872, 3231, 4308, 4954, 5744, 6462, 7431, 8616, 9908, 11488, 12924, 14862, 17232, 19816, 22293, 25848, 29724, 34464, 39632, 44586, 51696, 59448, 79264, 89172, 103392, 118896, 178344, 237792, 356688, 713376, 889243, 1778486, 2667729, 3556972, 5335458, 7113944, 8003187, 10670916, 14227888, 16006374, 21341832, 28455776, 32012748, 42683664, 64025496, 85367328, 128050992, 256101984]

約数ペア:

[(1, 256101984), (2, 128050992), (3, 85367328), (4, 64025496), (6, 42683664), (8, 32012748), (9, 28455776), (12, 21341832), (16, 16006374), (18, 14227888), (24, 10670916), (32, 8003187), (36, 7113944), (48, 5335458), (72, 3556972), (96, 2667729), (144, 1778486), (288, 889243), (359, 713376), (718, 356688), (1077, 237792), (1436, 178344), (2154, 118896), (2477, 103392), (2872, 89172), (3231, 79264), (4308, 59448), (4954, 51696), (5744, 44586), (6462, 39632), (7431, 34464), (8616, 29724), (9908, 25848), (11488, 22293), (12924, 19816), (14862, 17232)]