219245940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 768398400

約数和(自身を除く): 549152460

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, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 324, 340, 342, 380, 405, 419, 459, 510, 513, 540, 570, 612, 646, 684, 765, 810, 838, 855, 918, 969, 1020, 1026, 1140, 1257, 1292, 1377, 1530, 1539, 1615, 1620, 1676, 1710, 1836, 1938, 2052, 2095, 2295, 2514, 2565, 2754, 2907, 3060, 3078, 3230, 3420, 3771, 3876, 4190, 4590, 4845, 5028, 5130, 5508, 5814, 6156, 6285, 6460, 6885, 7123, 7542, 7695, 7961, 8380, 8721, 9180, 9690, 10260, 11313, 11628, 12570, 13770, 14246, 14535, 15084, 15390, 15922, 17442, 18855, 19380, 21369, 22626, 23883, 25140, 26163, 27540, 28492, 29070, 30780, 31844, 33939, 34884, 35615, 37710, 39805, 42738, 43605, 45252, 47766, 52326, 56565, 58140, 64107, 67878, 71230, 71649, 75420, 79610, 85476, 87210, 95532, 104652, 106845, 113130, 119415, 128214, 130815, 135337, 135756, 142460, 143298, 159220, 169695, 174420, 192321, 213690, 214947, 226260, 238830, 256428, 261630, 270674, 286596, 320535, 339390, 358245, 384642, 406011, 427380, 429894, 477660, 523260, 541348, 576963, 641070, 644841, 676685, 678780, 716490, 769284, 812022, 859788, 961605, 1074735, 1153926, 1218033, 1282140, 1289682, 1353370, 1432980, 1624044, 1923210, 2030055, 2149470, 2307852, 2436066, 2579364, 2706740, 2884815, 3224205, 3654099, 3846420, 4060110, 4298940, 4872132, 5769630, 6090165, 6448410, 7308198, 8120220, 10962297, 11539260, 12180330, 12896820, 14616396, 18270495, 21924594, 24360660, 36540990, 43849188, 54811485, 73081980, 109622970, 219245940]

約数ペア:

[(1, 219245940), (2, 109622970), (3, 73081980), (4, 54811485), (5, 43849188), (6, 36540990), (9, 24360660), (10, 21924594), (12, 18270495), (15, 14616396), (17, 12896820), (18, 12180330), (19, 11539260), (20, 10962297), (27, 8120220), (30, 7308198), (34, 6448410), (36, 6090165), (38, 5769630), (45, 4872132), (51, 4298940), (54, 4060110), (57, 3846420), (60, 3654099), (68, 3224205), (76, 2884815), (81, 2706740), (85, 2579364), (90, 2436066), (95, 2307852), (102, 2149470), (108, 2030055), (114, 1923210), (135, 1624044), (153, 1432980), (162, 1353370), (170, 1289682), (171, 1282140), (180, 1218033), (190, 1153926), (204, 1074735), (228, 961605), (255, 859788), (270, 812022), (285, 769284), (306, 716490), (323, 678780), (324, 676685), (340, 644841), (342, 641070), (380, 576963), (405, 541348), (419, 523260), (459, 477660), (510, 429894), (513, 427380), (540, 406011), (570, 384642), (612, 358245), (646, 339390), (684, 320535), (765, 286596), (810, 270674), (838, 261630), (855, 256428), (918, 238830), (969, 226260), (1020, 214947), (1026, 213690), (1140, 192321), (1257, 174420), (1292, 169695), (1377, 159220), (1530, 143298), (1539, 142460), (1615, 135756), (1620, 135337), (1676, 130815), (1710, 128214), (1836, 119415), (1938, 113130), (2052, 106845), (2095, 104652), (2295, 95532), (2514, 87210), (2565, 85476), (2754, 79610), (2907, 75420), (3060, 71649), (3078, 71230), (3230, 67878), (3420, 64107), (3771, 58140), (3876, 56565), (4190, 52326), (4590, 47766), (4845, 45252), (5028, 43605), (5130, 42738), (5508, 39805), (5814, 37710), (6156, 35615), (6285, 34884), (6460, 33939), (6885, 31844), (7123, 30780), (7542, 29070), (7695, 28492), (7961, 27540), (8380, 26163), (8721, 25140), (9180, 23883), (9690, 22626), (10260, 21369), (11313, 19380), (11628, 18855), (12570, 17442), (13770, 15922), (14246, 15390), (14535, 15084)]