280168336

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{108761}}^1$

素因数の和:108799

約数の個数: 40

約数和(自身を含む): 647351424

約数和(自身を除く): 367183088

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 108761, 217522, 435044, 761327, 870088, 1522654, 1740176, 2501503, 3045308, 5003006, 6090616, 10006012, 12181232, 17510521, 20012024, 35021042, 40024048, 70042084, 140084168, 280168336]

約数ペア:

[(1, 280168336), (2, 140084168), (4, 70042084), (7, 40024048), (8, 35021042), (14, 20012024), (16, 17510521), (23, 12181232), (28, 10006012), (46, 6090616), (56, 5003006), (92, 3045308), (112, 2501503), (161, 1740176), (184, 1522654), (322, 870088), (368, 761327), (644, 435044), (1288, 217522), (2576, 108761)]