73081980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 192

約数和(自身を含む): 254016000

約数和(自身を除く): 180934020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 85, 90, 95, 102, 108, 114, 135, 153, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 340, 342, 380, 419, 459, 510, 513, 540, 570, 612, 646, 684, 765, 838, 855, 918, 969, 1020, 1026, 1140, 1257, 1292, 1530, 1615, 1676, 1710, 1836, 1938, 2052, 2095, 2295, 2514, 2565, 2907, 3060, 3230, 3420, 3771, 3876, 4190, 4590, 4845, 5028, 5130, 5814, 6285, 6460, 7123, 7542, 7961, 8380, 8721, 9180, 9690, 10260, 11313, 11628, 12570, 14246, 14535, 15084, 15922, 17442, 18855, 19380, 21369, 22626, 23883, 25140, 28492, 29070, 31844, 34884, 35615, 37710, 39805, 42738, 43605, 45252, 47766, 56565, 58140, 64107, 71230, 71649, 75420, 79610, 85476, 87210, 95532, 106845, 113130, 119415, 128214, 135337, 142460, 143298, 159220, 174420, 192321, 213690, 214947, 226260, 238830, 256428, 270674, 286596, 320535, 358245, 384642, 406011, 427380, 429894, 477660, 541348, 641070, 676685, 716490, 769284, 812022, 859788, 961605, 1074735, 1218033, 1282140, 1353370, 1432980, 1624044, 1923210, 2030055, 2149470, 2436066, 2706740, 3654099, 3846420, 4060110, 4298940, 4872132, 6090165, 7308198, 8120220, 12180330, 14616396, 18270495, 24360660, 36540990, 73081980]

約数ペア:

[(1, 73081980), (2, 36540990), (3, 24360660), (4, 18270495), (5, 14616396), (6, 12180330), (9, 8120220), (10, 7308198), (12, 6090165), (15, 4872132), (17, 4298940), (18, 4060110), (19, 3846420), (20, 3654099), (27, 2706740), (30, 2436066), (34, 2149470), (36, 2030055), (38, 1923210), (45, 1624044), (51, 1432980), (54, 1353370), (57, 1282140), (60, 1218033), (68, 1074735), (76, 961605), (85, 859788), (90, 812022), (95, 769284), (102, 716490), (108, 676685), (114, 641070), (135, 541348), (153, 477660), (170, 429894), (171, 427380), (180, 406011), (190, 384642), (204, 358245), (228, 320535), (255, 286596), (270, 270674), (285, 256428), (306, 238830), (323, 226260), (340, 214947), (342, 213690), (380, 192321), (419, 174420), (459, 159220), (510, 143298), (513, 142460), (540, 135337), (570, 128214), (612, 119415), (646, 113130), (684, 106845), (765, 95532), (838, 87210), (855, 85476), (918, 79610), (969, 75420), (1020, 71649), (1026, 71230), (1140, 64107), (1257, 58140), (1292, 56565), (1530, 47766), (1615, 45252), (1676, 43605), (1710, 42738), (1836, 39805), (1938, 37710), (2052, 35615), (2095, 34884), (2295, 31844), (2514, 29070), (2565, 28492), (2907, 25140), (3060, 23883), (3230, 22626), (3420, 21369), (3771, 19380), (3876, 18855), (4190, 17442), (4590, 15922), (4845, 15084), (5028, 14535), (5130, 14246), (5814, 12570), (6285, 11628), (6460, 11313), (7123, 10260), (7542, 9690), (7961, 9180), (8380, 8721)]