66827180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 178305120

約数和(自身を除く): 111477940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 49, 70, 74, 76, 95, 97, 98, 133, 140, 148, 185, 190, 194, 196, 245, 259, 266, 370, 380, 388, 485, 490, 518, 532, 665, 679, 703, 740, 931, 970, 980, 1036, 1295, 1330, 1358, 1406, 1813, 1843, 1862, 1940, 2590, 2660, 2716, 2812, 3395, 3515, 3589, 3626, 3686, 3724, 4655, 4753, 4921, 5180, 6790, 7030, 7178, 7252, 7372, 9065, 9215, 9310, 9506, 9842, 12901, 13580, 14060, 14356, 17945, 18130, 18430, 18620, 19012, 19684, 23765, 24605, 25123, 25802, 34447, 35890, 36260, 36860, 47530, 49210, 50246, 51604, 64505, 68191, 68894, 71780, 90307, 95060, 98420, 100492, 125615, 129010, 136382, 137788, 172235, 175861, 180614, 251230, 258020, 272764, 340955, 344470, 351722, 361228, 451535, 477337, 502460, 681910, 688940, 703444, 879305, 903070, 954674, 1363820, 1758610, 1806140, 1909348, 2386685, 3341359, 3517220, 4773370, 6682718, 9546740, 13365436, 16706795, 33413590, 66827180]

約数ペア:

[(1, 66827180), (2, 33413590), (4, 16706795), (5, 13365436), (7, 9546740), (10, 6682718), (14, 4773370), (19, 3517220), (20, 3341359), (28, 2386685), (35, 1909348), (37, 1806140), (38, 1758610), (49, 1363820), (70, 954674), (74, 903070), (76, 879305), (95, 703444), (97, 688940), (98, 681910), (133, 502460), (140, 477337), (148, 451535), (185, 361228), (190, 351722), (194, 344470), (196, 340955), (245, 272764), (259, 258020), (266, 251230), (370, 180614), (380, 175861), (388, 172235), (485, 137788), (490, 136382), (518, 129010), (532, 125615), (665, 100492), (679, 98420), (703, 95060), (740, 90307), (931, 71780), (970, 68894), (980, 68191), (1036, 64505), (1295, 51604), (1330, 50246), (1358, 49210), (1406, 47530), (1813, 36860), (1843, 36260), (1862, 35890), (1940, 34447), (2590, 25802), (2660, 25123), (2716, 24605), (2812, 23765), (3395, 19684), (3515, 19012), (3589, 18620), (3626, 18430), (3686, 18130), (3724, 17945), (4655, 14356), (4753, 14060), (4921, 13580), (5180, 12901), (6790, 9842), (7030, 9506), (7178, 9310), (7252, 9215), (7372, 9065)]