2180162868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 5711005440

約数和(自身を除く): 3530842572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 89, 94, 141, 156, 169, 178, 188, 257, 267, 282, 338, 356, 507, 514, 534, 564, 611, 676, 771, 1014, 1028, 1068, 1157, 1222, 1542, 1833, 2028, 2314, 2444, 3084, 3341, 3471, 3666, 4183, 4628, 6682, 6942, 7332, 7943, 8366, 10023, 12079, 12549, 13364, 13884, 15041, 15886, 16732, 20046, 22873, 23829, 24158, 25098, 30082, 31772, 36237, 40092, 43433, 45123, 45746, 47658, 48316, 50196, 54379, 60164, 68619, 72474, 86866, 90246, 91492, 95316, 108758, 130299, 137238, 144948, 157027, 163137, 173732, 180492, 217516, 260598, 274476, 297349, 314054, 326274, 471081, 521196, 594698, 628108, 652548, 706927, 892047, 942162, 1075031, 1189396, 1413854, 1784094, 1884324, 2041351, 2120781, 2150062, 2827708, 3225093, 3568188, 3865537, 4082702, 4241562, 4300124, 6124053, 6450186, 7731074, 8165404, 8483124, 11596611, 12248106, 12900372, 13975403, 15462148, 23193222, 24496212, 27950806, 41926209, 46386444, 55901612, 83852418, 167704836, 181680239, 363360478, 545040717, 726720956, 1090081434, 2180162868]

約数ペア:

[(1, 2180162868), (2, 1090081434), (3, 726720956), (4, 545040717), (6, 363360478), (12, 181680239), (13, 167704836), (26, 83852418), (39, 55901612), (47, 46386444), (52, 41926209), (78, 27950806), (89, 24496212), (94, 23193222), (141, 15462148), (156, 13975403), (169, 12900372), (178, 12248106), (188, 11596611), (257, 8483124), (267, 8165404), (282, 7731074), (338, 6450186), (356, 6124053), (507, 4300124), (514, 4241562), (534, 4082702), (564, 3865537), (611, 3568188), (676, 3225093), (771, 2827708), (1014, 2150062), (1028, 2120781), (1068, 2041351), (1157, 1884324), (1222, 1784094), (1542, 1413854), (1833, 1189396), (2028, 1075031), (2314, 942162), (2444, 892047), (3084, 706927), (3341, 652548), (3471, 628108), (3666, 594698), (4183, 521196), (4628, 471081), (6682, 326274), (6942, 314054), (7332, 297349), (7943, 274476), (8366, 260598), (10023, 217516), (12079, 180492), (12549, 173732), (13364, 163137), (13884, 157027), (15041, 144948), (15886, 137238), (16732, 130299), (20046, 108758), (22873, 95316), (23829, 91492), (24158, 90246), (25098, 86866), (30082, 72474), (31772, 68619), (36237, 60164), (40092, 54379), (43433, 50196), (45123, 48316), (45746, 47658)]