42969640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 119750400

約数和(自身を除く): 76780760

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, 197, 205, 266, 280, 287, 328, 380, 394, 410, 532, 574, 665, 760, 779, 788, 820, 985, 1064, 1148, 1330, 1379, 1435, 1558, 1576, 1640, 1970, 2296, 2660, 2758, 2870, 3116, 3743, 3895, 3940, 5320, 5453, 5516, 5740, 6232, 6895, 7486, 7790, 7880, 8077, 10906, 11032, 11480, 13790, 14972, 15580, 16154, 18715, 21812, 26201, 27265, 27580, 29944, 31160, 32308, 37430, 40385, 43624, 52402, 54530, 55160, 56539, 64616, 74860, 80770, 104804, 109060, 113078, 131005, 149720, 153463, 161540, 209608, 218120, 226156, 262010, 282695, 306926, 323080, 452312, 524020, 565390, 613852, 767315, 1048040, 1074241, 1130780, 1227704, 1534630, 2148482, 2261560, 3069260, 4296964, 5371205, 6138520, 8593928, 10742410, 21484820, 42969640]

約数ペア:

[(1, 42969640), (2, 21484820), (4, 10742410), (5, 8593928), (7, 6138520), (8, 5371205), (10, 4296964), (14, 3069260), (19, 2261560), (20, 2148482), (28, 1534630), (35, 1227704), (38, 1130780), (40, 1074241), (41, 1048040), (56, 767315), (70, 613852), (76, 565390), (82, 524020), (95, 452312), (133, 323080), (140, 306926), (152, 282695), (164, 262010), (190, 226156), (197, 218120), (205, 209608), (266, 161540), (280, 153463), (287, 149720), (328, 131005), (380, 113078), (394, 109060), (410, 104804), (532, 80770), (574, 74860), (665, 64616), (760, 56539), (779, 55160), (788, 54530), (820, 52402), (985, 43624), (1064, 40385), (1148, 37430), (1330, 32308), (1379, 31160), (1435, 29944), (1558, 27580), (1576, 27265), (1640, 26201), (1970, 21812), (2296, 18715), (2660, 16154), (2758, 15580), (2870, 14972), (3116, 13790), (3743, 11480), (3895, 11032), (3940, 10906), (5320, 8077), (5453, 7880), (5516, 7790), (5740, 7486), (6232, 6895)]