82667480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 229824000

約数和(自身を除く): 147156520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 56, 70, 76, 82, 95, 133, 140, 152, 164, 190, 205, 266, 280, 287, 328, 379, 380, 410, 532, 574, 665, 758, 760, 779, 820, 1064, 1148, 1330, 1435, 1516, 1558, 1640, 1895, 2296, 2653, 2660, 2870, 3032, 3116, 3790, 3895, 5306, 5320, 5453, 5740, 6232, 7201, 7580, 7790, 10612, 10906, 11480, 13265, 14402, 15160, 15539, 15580, 21224, 21812, 26530, 27265, 28804, 31078, 31160, 36005, 43624, 50407, 53060, 54530, 57608, 62156, 72010, 77695, 100814, 106120, 108773, 109060, 124312, 144020, 155390, 201628, 217546, 218120, 252035, 288040, 295241, 310780, 403256, 435092, 504070, 543865, 590482, 621560, 870184, 1008140, 1087730, 1180964, 1476205, 2016280, 2066687, 2175460, 2361928, 2952410, 4133374, 4350920, 5904820, 8266748, 10333435, 11809640, 16533496, 20666870, 41333740, 82667480]

約数ペア:

[(1, 82667480), (2, 41333740), (4, 20666870), (5, 16533496), (7, 11809640), (8, 10333435), (10, 8266748), (14, 5904820), (19, 4350920), (20, 4133374), (28, 2952410), (35, 2361928), (38, 2175460), (40, 2066687), (41, 2016280), (56, 1476205), (70, 1180964), (76, 1087730), (82, 1008140), (95, 870184), (133, 621560), (140, 590482), (152, 543865), (164, 504070), (190, 435092), (205, 403256), (266, 310780), (280, 295241), (287, 288040), (328, 252035), (379, 218120), (380, 217546), (410, 201628), (532, 155390), (574, 144020), (665, 124312), (758, 109060), (760, 108773), (779, 106120), (820, 100814), (1064, 77695), (1148, 72010), (1330, 62156), (1435, 57608), (1516, 54530), (1558, 53060), (1640, 50407), (1895, 43624), (2296, 36005), (2653, 31160), (2660, 31078), (2870, 28804), (3032, 27265), (3116, 26530), (3790, 21812), (3895, 21224), (5306, 15580), (5320, 15539), (5453, 15160), (5740, 14402), (6232, 13265), (7201, 11480), (7580, 10906), (7790, 10612)]