278065260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:805

約数の個数: 216

約数和(自身を含む): 982957248

約数和(自身を除く): 704891988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 121, 132, 153, 165, 170, 180, 187, 198, 204, 220, 242, 255, 306, 330, 340, 363, 374, 396, 484, 495, 510, 561, 605, 612, 660, 726, 748, 751, 765, 935, 990, 1020, 1089, 1122, 1210, 1452, 1502, 1530, 1683, 1815, 1870, 1980, 2057, 2178, 2244, 2253, 2420, 2805, 3004, 3060, 3366, 3630, 3740, 3755, 4114, 4356, 4506, 5445, 5610, 6171, 6732, 6759, 7260, 7510, 8228, 8261, 8415, 9012, 10285, 10890, 11220, 11265, 12342, 12767, 13518, 15020, 16522, 16830, 18513, 20570, 21780, 22530, 24684, 24783, 25534, 27036, 30855, 33044, 33660, 33795, 37026, 38301, 41140, 41305, 45060, 49566, 51068, 61710, 63835, 67590, 74052, 74349, 76602, 82610, 90871, 92565, 99132, 114903, 123420, 123915, 127670, 135180, 140437, 148698, 153204, 165220, 181742, 185130, 191505, 229806, 247830, 255340, 272613, 280874, 297396, 363484, 370260, 371745, 383010, 421311, 454355, 459612, 495660, 545226, 561748, 574515, 702185, 743490, 766020, 817839, 842622, 908710, 1090452, 1149030, 1263933, 1363065, 1404370, 1486980, 1544807, 1635678, 1685244, 1817420, 2106555, 2298060, 2527866, 2726130, 2808740, 3089614, 3271356, 4089195, 4213110, 4634421, 5055732, 5452260, 6179228, 6319665, 7724035, 8178390, 8426220, 9268842, 12639330, 13903263, 15448070, 16356780, 18537684, 23172105, 25278660, 27806526, 30896140, 46344210, 55613052, 69516315, 92688420, 139032630, 278065260]

約数ペア:

[(1, 278065260), (2, 139032630), (3, 92688420), (4, 69516315), (5, 55613052), (6, 46344210), (9, 30896140), (10, 27806526), (11, 25278660), (12, 23172105), (15, 18537684), (17, 16356780), (18, 15448070), (20, 13903263), (22, 12639330), (30, 9268842), (33, 8426220), (34, 8178390), (36, 7724035), (44, 6319665), (45, 6179228), (51, 5452260), (55, 5055732), (60, 4634421), (66, 4213110), (68, 4089195), (85, 3271356), (90, 3089614), (99, 2808740), (102, 2726130), (110, 2527866), (121, 2298060), (132, 2106555), (153, 1817420), (165, 1685244), (170, 1635678), (180, 1544807), (187, 1486980), (198, 1404370), (204, 1363065), (220, 1263933), (242, 1149030), (255, 1090452), (306, 908710), (330, 842622), (340, 817839), (363, 766020), (374, 743490), (396, 702185), (484, 574515), (495, 561748), (510, 545226), (561, 495660), (605, 459612), (612, 454355), (660, 421311), (726, 383010), (748, 371745), (751, 370260), (765, 363484), (935, 297396), (990, 280874), (1020, 272613), (1089, 255340), (1122, 247830), (1210, 229806), (1452, 191505), (1502, 185130), (1530, 181742), (1683, 165220), (1815, 153204), (1870, 148698), (1980, 140437), (2057, 135180), (2178, 127670), (2244, 123915), (2253, 123420), (2420, 114903), (2805, 99132), (3004, 92565), (3060, 90871), (3366, 82610), (3630, 76602), (3740, 74349), (3755, 74052), (4114, 67590), (4356, 63835), (4506, 61710), (5445, 51068), (5610, 49566), (6171, 45060), (6732, 41305), (6759, 41140), (7260, 38301), (7510, 37026), (8228, 33795), (8261, 33660), (8415, 33044), (9012, 30855), (10285, 27036), (10890, 25534), (11220, 24783), (11265, 24684), (12342, 22530), (12767, 21780), (13518, 20570), (15020, 18513), (16522, 16830)]