40219488

素因数分解:

$2^5\times 3^2\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:764

約数の個数: 72

約数和(自身を含む): 114987600

約数和(自身を除く): 74768112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 359, 389, 718, 778, 1077, 1167, 1436, 1556, 2154, 2334, 2872, 3112, 3231, 3501, 4308, 4668, 5744, 6224, 6462, 7002, 8616, 9336, 11488, 12448, 12924, 14004, 17232, 18672, 25848, 28008, 34464, 37344, 51696, 56016, 103392, 112032, 139651, 279302, 418953, 558604, 837906, 1117208, 1256859, 1675812, 2234416, 2513718, 3351624, 4468832, 5027436, 6703248, 10054872, 13406496, 20109744, 40219488]

約数ペア:

[(1, 40219488), (2, 20109744), (3, 13406496), (4, 10054872), (6, 6703248), (8, 5027436), (9, 4468832), (12, 3351624), (16, 2513718), (18, 2234416), (24, 1675812), (32, 1256859), (36, 1117208), (48, 837906), (72, 558604), (96, 418953), (144, 279302), (288, 139651), (359, 112032), (389, 103392), (718, 56016), (778, 51696), (1077, 37344), (1167, 34464), (1436, 28008), (1556, 25848), (2154, 18672), (2334, 17232), (2872, 14004), (3112, 12924), (3231, 12448), (3501, 11488), (4308, 9336), (4668, 8616), (5744, 7002), (6224, 6462)]