164095120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1089

約数の個数: 120

約数和(自身を含む): 455080248

約数和(自身を除く): 290985128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 820, 980, 1021, 1148, 1435, 1640, 1960, 2009, 2042, 2296, 2870, 3280, 3920, 4018, 4084, 4592, 5105, 5740, 7147, 8036, 8168, 10045, 10210, 11480, 14294, 16072, 16336, 20090, 20420, 22960, 28588, 32144, 35735, 40180, 40840, 41861, 50029, 57176, 71470, 80360, 81680, 83722, 100058, 114352, 142940, 160720, 167444, 200116, 209305, 250145, 285880, 293027, 334888, 400232, 418610, 500290, 571760, 586054, 669776, 800464, 837220, 1000580, 1172108, 1465135, 1674440, 2001160, 2051189, 2344216, 2930270, 3348880, 4002320, 4102378, 4688432, 5860540, 8204756, 10255945, 11721080, 16409512, 20511890, 23442160, 32819024, 41023780, 82047560, 164095120]

約数ペア:

[(1, 164095120), (2, 82047560), (4, 41023780), (5, 32819024), (7, 23442160), (8, 20511890), (10, 16409512), (14, 11721080), (16, 10255945), (20, 8204756), (28, 5860540), (35, 4688432), (40, 4102378), (41, 4002320), (49, 3348880), (56, 2930270), (70, 2344216), (80, 2051189), (82, 2001160), (98, 1674440), (112, 1465135), (140, 1172108), (164, 1000580), (196, 837220), (205, 800464), (245, 669776), (280, 586054), (287, 571760), (328, 500290), (392, 418610), (410, 400232), (490, 334888), (560, 293027), (574, 285880), (656, 250145), (784, 209305), (820, 200116), (980, 167444), (1021, 160720), (1148, 142940), (1435, 114352), (1640, 100058), (1960, 83722), (2009, 81680), (2042, 80360), (2296, 71470), (2870, 57176), (3280, 50029), (3920, 41861), (4018, 40840), (4084, 40180), (4592, 35735), (5105, 32144), (5740, 28588), (7147, 22960), (8036, 20420), (8168, 20090), (10045, 16336), (10210, 16072), (11480, 14294)]