205689820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1459}}^1$

素因数の和:1547

約数の個数: 96

約数和(自身を含む): 529804800

約数和(自身を除く): 324114980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 95, 106, 133, 140, 190, 212, 265, 266, 371, 380, 530, 532, 665, 742, 1007, 1060, 1330, 1459, 1484, 1855, 2014, 2660, 2918, 3710, 4028, 5035, 5836, 7049, 7295, 7420, 10070, 10213, 14098, 14590, 20140, 20426, 27721, 28196, 29180, 35245, 40852, 51065, 55442, 70490, 77327, 102130, 110884, 138605, 140980, 154654, 194047, 204260, 277210, 309308, 386635, 388094, 541289, 554420, 773270, 776188, 970235, 1082578, 1469213, 1546540, 1940470, 2165156, 2706445, 2938426, 3880940, 5412890, 5876852, 7346065, 10284491, 10825780, 14692130, 20568982, 29384260, 41137964, 51422455, 102844910, 205689820]

約数ペア:

[(1, 205689820), (2, 102844910), (4, 51422455), (5, 41137964), (7, 29384260), (10, 20568982), (14, 14692130), (19, 10825780), (20, 10284491), (28, 7346065), (35, 5876852), (38, 5412890), (53, 3880940), (70, 2938426), (76, 2706445), (95, 2165156), (106, 1940470), (133, 1546540), (140, 1469213), (190, 1082578), (212, 970235), (265, 776188), (266, 773270), (371, 554420), (380, 541289), (530, 388094), (532, 386635), (665, 309308), (742, 277210), (1007, 204260), (1060, 194047), (1330, 154654), (1459, 140980), (1484, 138605), (1855, 110884), (2014, 102130), (2660, 77327), (2918, 70490), (3710, 55442), (4028, 51065), (5035, 40852), (5836, 35245), (7049, 29180), (7295, 28196), (7420, 27721), (10070, 20426), (10213, 20140), (14098, 14590)]