171856120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{769}}^1$

素因数の和:968

約数の個数: 64

約数和(自身を含む): 400276800

約数和(自身を除く): 228420680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 151, 185, 296, 302, 370, 604, 740, 755, 769, 1208, 1480, 1510, 1538, 3020, 3076, 3845, 5587, 6040, 6152, 7690, 11174, 15380, 22348, 27935, 28453, 30760, 44696, 55870, 56906, 111740, 113812, 116119, 142265, 223480, 227624, 232238, 284530, 464476, 569060, 580595, 928952, 1138120, 1161190, 2322380, 4296403, 4644760, 8592806, 17185612, 21482015, 34371224, 42964030, 85928060, 171856120]

約数ペア:

[(1, 171856120), (2, 85928060), (4, 42964030), (5, 34371224), (8, 21482015), (10, 17185612), (20, 8592806), (37, 4644760), (40, 4296403), (74, 2322380), (148, 1161190), (151, 1138120), (185, 928952), (296, 580595), (302, 569060), (370, 464476), (604, 284530), (740, 232238), (755, 227624), (769, 223480), (1208, 142265), (1480, 116119), (1510, 113812), (1538, 111740), (3020, 56906), (3076, 55870), (3845, 44696), (5587, 30760), (6040, 28453), (6152, 27935), (7690, 22348), (11174, 15380)]