166800640

素因数分解:

$2^8\times 5^1\times {\mathrm{151}}^1\times {\mathrm{863}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 402651648

約数和(自身を除く): 235851008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 256, 302, 320, 604, 640, 755, 863, 1208, 1280, 1510, 1726, 2416, 3020, 3452, 4315, 4832, 6040, 6904, 8630, 9664, 12080, 13808, 17260, 19328, 24160, 27616, 34520, 38656, 48320, 55232, 69040, 96640, 110464, 130313, 138080, 193280, 220928, 260626, 276160, 521252, 552320, 651565, 1042504, 1104640, 1303130, 2085008, 2606260, 4170016, 5212520, 8340032, 10425040, 16680064, 20850080, 33360128, 41700160, 83400320, 166800640]

約数ペア:

[(1, 166800640), (2, 83400320), (4, 41700160), (5, 33360128), (8, 20850080), (10, 16680064), (16, 10425040), (20, 8340032), (32, 5212520), (40, 4170016), (64, 2606260), (80, 2085008), (128, 1303130), (151, 1104640), (160, 1042504), (256, 651565), (302, 552320), (320, 521252), (604, 276160), (640, 260626), (755, 220928), (863, 193280), (1208, 138080), (1280, 130313), (1510, 110464), (1726, 96640), (2416, 69040), (3020, 55232), (3452, 48320), (4315, 38656), (4832, 34520), (6040, 27616), (6904, 24160), (8630, 19328), (9664, 17260), (12080, 13808)]