65766780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 211891680

約数和(自身を除く): 146124900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 86, 87, 90, 116, 129, 145, 172, 174, 180, 215, 258, 261, 290, 293, 348, 387, 430, 435, 516, 522, 580, 586, 645, 774, 860, 870, 879, 1044, 1172, 1247, 1290, 1305, 1465, 1548, 1740, 1758, 1935, 2494, 2580, 2610, 2637, 2930, 3516, 3741, 3870, 4395, 4988, 5220, 5274, 5860, 6235, 7482, 7740, 8497, 8790, 10548, 11223, 12470, 12599, 13185, 14964, 16994, 17580, 18705, 22446, 24940, 25198, 25491, 26370, 33988, 37410, 37797, 42485, 44892, 50396, 50982, 52740, 56115, 62995, 74820, 75594, 76473, 84970, 101964, 112230, 113391, 125990, 127455, 151188, 152946, 169940, 188985, 224460, 226782, 251980, 254910, 305892, 365371, 377970, 382365, 453564, 509820, 566955, 730742, 755940, 764730, 1096113, 1133910, 1461484, 1529460, 1826855, 2192226, 2267820, 3288339, 3653710, 4384452, 5480565, 6576678, 7307420, 10961130, 13153356, 16441695, 21922260, 32883390, 65766780]

約数ペア:

[(1, 65766780), (2, 32883390), (3, 21922260), (4, 16441695), (5, 13153356), (6, 10961130), (9, 7307420), (10, 6576678), (12, 5480565), (15, 4384452), (18, 3653710), (20, 3288339), (29, 2267820), (30, 2192226), (36, 1826855), (43, 1529460), (45, 1461484), (58, 1133910), (60, 1096113), (86, 764730), (87, 755940), (90, 730742), (116, 566955), (129, 509820), (145, 453564), (172, 382365), (174, 377970), (180, 365371), (215, 305892), (258, 254910), (261, 251980), (290, 226782), (293, 224460), (348, 188985), (387, 169940), (430, 152946), (435, 151188), (516, 127455), (522, 125990), (580, 113391), (586, 112230), (645, 101964), (774, 84970), (860, 76473), (870, 75594), (879, 74820), (1044, 62995), (1172, 56115), (1247, 52740), (1290, 50982), (1305, 50396), (1465, 44892), (1548, 42485), (1740, 37797), (1758, 37410), (1935, 33988), (2494, 26370), (2580, 25491), (2610, 25198), (2637, 24940), (2930, 22446), (3516, 18705), (3741, 17580), (3870, 16994), (4395, 14964), (4988, 13185), (5220, 12599), (5274, 12470), (5860, 11223), (6235, 10548), (7482, 8790), (7740, 8497)]