139912640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{8923}}^1$

素因数の和:8954

約数の個数: 84

約数和(自身を含む): 387605016

約数和(自身を除く): 247692376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 8923, 15680, 17846, 35692, 44615, 62461, 71384, 89230, 124922, 142768, 178460, 249844, 285536, 312305, 356920, 437227, 499688, 571072, 624610, 713840, 874454, 999376, 1249220, 1427680, 1748908, 1998752, 2186135, 2498440, 2855360, 3497816, 3997504, 4372270, 4996880, 6995632, 8744540, 9993760, 13991264, 17489080, 19987520, 27982528, 34978160, 69956320, 139912640]

約数ペア:

[(1, 139912640), (2, 69956320), (4, 34978160), (5, 27982528), (7, 19987520), (8, 17489080), (10, 13991264), (14, 9993760), (16, 8744540), (20, 6995632), (28, 4996880), (32, 4372270), (35, 3997504), (40, 3497816), (49, 2855360), (56, 2498440), (64, 2186135), (70, 1998752), (80, 1748908), (98, 1427680), (112, 1249220), (140, 999376), (160, 874454), (196, 713840), (224, 624610), (245, 571072), (280, 499688), (320, 437227), (392, 356920), (448, 312305), (490, 285536), (560, 249844), (784, 178460), (980, 142768), (1120, 124922), (1568, 89230), (1960, 71384), (2240, 62461), (3136, 44615), (3920, 35692), (7840, 17846), (8923, 15680)]