191432960

素因数分解:

$2^8\times 5^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:799

約数の個数: 72

約数和(自身を含む): 460930176

約数和(自身を除く): 269497216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 347, 431, 640, 694, 862, 1280, 1388, 1724, 1735, 2155, 2776, 3448, 3470, 4310, 5552, 6896, 6940, 8620, 11104, 13792, 13880, 17240, 22208, 27584, 27760, 34480, 44416, 55168, 55520, 68960, 88832, 110336, 111040, 137920, 149557, 222080, 275840, 299114, 444160, 551680, 598228, 747785, 1196456, 1495570, 2392912, 2991140, 4785824, 5982280, 9571648, 11964560, 19143296, 23929120, 38286592, 47858240, 95716480, 191432960]

約数ペア:

[(1, 191432960), (2, 95716480), (4, 47858240), (5, 38286592), (8, 23929120), (10, 19143296), (16, 11964560), (20, 9571648), (32, 5982280), (40, 4785824), (64, 2991140), (80, 2392912), (128, 1495570), (160, 1196456), (256, 747785), (320, 598228), (347, 551680), (431, 444160), (640, 299114), (694, 275840), (862, 222080), (1280, 149557), (1388, 137920), (1724, 111040), (1735, 110336), (2155, 88832), (2776, 68960), (3448, 55520), (3470, 55168), (4310, 44416), (5552, 34480), (6896, 27760), (6940, 27584), (8620, 22208), (11104, 17240), (13792, 13880)]