209861190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2753}}^1$

素因数の和:2795

約数の個数: 144

約数和(自身を含む): 685679904

約数和(自身を除く): 475818714

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1815, 2178, 2310, 2541, 2753, 3465, 3630, 4235, 5082, 5445, 5506, 6930, 7623, 8259, 8470, 10890, 12705, 13765, 15246, 16518, 19271, 24777, 25410, 27530, 30283, 38115, 38542, 41295, 49554, 57813, 60566, 76230, 82590, 90849, 96355, 115626, 123885, 151415, 173439, 181698, 192710, 211981, 247770, 272547, 289065, 302830, 333113, 346878, 423962, 454245, 545094, 578130, 635943, 666226, 867195, 908490, 999339, 1059905, 1271886, 1362735, 1665565, 1734390, 1907829, 1998678, 2119810, 2331791, 2725470, 2998017, 3179715, 3331130, 3815658, 4663582, 4996695, 5996034, 6359430, 6995373, 9539145, 9993390, 11658955, 13990746, 14990085, 19078290, 20986119, 23317910, 29980170, 34976865, 41972238, 69953730, 104930595, 209861190]

約数ペア:

[(1, 209861190), (2, 104930595), (3, 69953730), (5, 41972238), (6, 34976865), (7, 29980170), (9, 23317910), (10, 20986119), (11, 19078290), (14, 14990085), (15, 13990746), (18, 11658955), (21, 9993390), (22, 9539145), (30, 6995373), (33, 6359430), (35, 5996034), (42, 4996695), (45, 4663582), (55, 3815658), (63, 3331130), (66, 3179715), (70, 2998017), (77, 2725470), (90, 2331791), (99, 2119810), (105, 1998678), (110, 1907829), (121, 1734390), (126, 1665565), (154, 1362735), (165, 1271886), (198, 1059905), (210, 999339), (231, 908490), (242, 867195), (315, 666226), (330, 635943), (363, 578130), (385, 545094), (462, 454245), (495, 423962), (605, 346878), (630, 333113), (693, 302830), (726, 289065), (770, 272547), (847, 247770), (990, 211981), (1089, 192710), (1155, 181698), (1210, 173439), (1386, 151415), (1694, 123885), (1815, 115626), (2178, 96355), (2310, 90849), (2541, 82590), (2753, 76230), (3465, 60566), (3630, 57813), (4235, 49554), (5082, 41295), (5445, 38542), (5506, 38115), (6930, 30283), (7623, 27530), (8259, 25410), (8470, 24777), (10890, 19271), (12705, 16518), (13765, 15246)]