161476960

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 96

約数和(自身を含む): 395176320

約数和(自身を除く): 233699360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 109, 160, 188, 197, 218, 235, 376, 394, 436, 470, 545, 752, 788, 872, 940, 985, 1090, 1504, 1576, 1744, 1880, 1970, 2180, 3152, 3488, 3760, 3940, 4360, 5123, 6304, 7520, 7880, 8720, 9259, 10246, 15760, 17440, 18518, 20492, 21473, 25615, 31520, 37036, 40984, 42946, 46295, 51230, 74072, 81968, 85892, 92590, 102460, 107365, 148144, 163936, 171784, 185180, 204920, 214730, 296288, 343568, 370360, 409840, 429460, 687136, 740720, 819680, 858920, 1009231, 1481440, 1717840, 2018462, 3435680, 4036924, 5046155, 8073848, 10092310, 16147696, 20184620, 32295392, 40369240, 80738480, 161476960]

約数ペア:

[(1, 161476960), (2, 80738480), (4, 40369240), (5, 32295392), (8, 20184620), (10, 16147696), (16, 10092310), (20, 8073848), (32, 5046155), (40, 4036924), (47, 3435680), (80, 2018462), (94, 1717840), (109, 1481440), (160, 1009231), (188, 858920), (197, 819680), (218, 740720), (235, 687136), (376, 429460), (394, 409840), (436, 370360), (470, 343568), (545, 296288), (752, 214730), (788, 204920), (872, 185180), (940, 171784), (985, 163936), (1090, 148144), (1504, 107365), (1576, 102460), (1744, 92590), (1880, 85892), (1970, 81968), (2180, 74072), (3152, 51230), (3488, 46295), (3760, 42946), (3940, 40984), (4360, 37036), (5123, 31520), (6304, 25615), (7520, 21473), (7880, 20492), (8720, 18518), (9259, 17440), (10246, 15760)]