298108523380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1446

約数の個数: 144

約数和(自身を含む): 663297562368

約数和(自身を除く): 365189038988

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 331, 470, 620, 662, 940, 961, 997, 1324, 1457, 1655, 1922, 1994, 2914, 3310, 3844, 3988, 4805, 4985, 5828, 6620, 7285, 9610, 9970, 10261, 14570, 15557, 19220, 19940, 20522, 29140, 30907, 31114, 41044, 45167, 46859, 51305, 61814, 62228, 77785, 90334, 93718, 102610, 123628, 154535, 155570, 180668, 187436, 205220, 225835, 234295, 309070, 311140, 318091, 330007, 451670, 468590, 482267, 618140, 636182, 660014, 903340, 937180, 958117, 964534, 1272364, 1320028, 1452629, 1590455, 1650035, 1916234, 1929068, 2411335, 2905258, 3180910, 3300070, 3832468, 4790585, 4822670, 5810516, 6361820, 6600140, 7263145, 9581170, 9645340, 10230217, 14526290, 14950277, 15510329, 19162340, 20460434, 29052580, 29900554, 31020658, 40920868, 45031499, 51151085, 59801108, 62041316, 74751385, 77551645, 90062998, 102302170, 149502770, 155103290, 180125996, 204604340, 225157495, 299005540, 310206580, 317136727, 450314990, 480820199, 634273454, 900629980, 961640398, 1268546908, 1585683635, 1923280796, 2404100995, 3171367270, 4808201990, 6342734540, 9616403980, 14905426169, 29810852338, 59621704676, 74527130845, 149054261690, 298108523380]

約数ペア:

[(1, 298108523380), (2, 149054261690), (4, 74527130845), (5, 59621704676), (10, 29810852338), (20, 14905426169), (31, 9616403980), (47, 6342734540), (62, 4808201990), (94, 3171367270), (124, 2404100995), (155, 1923280796), (188, 1585683635), (235, 1268546908), (310, 961640398), (331, 900629980), (470, 634273454), (620, 480820199), (662, 450314990), (940, 317136727), (961, 310206580), (997, 299005540), (1324, 225157495), (1457, 204604340), (1655, 180125996), (1922, 155103290), (1994, 149502770), (2914, 102302170), (3310, 90062998), (3844, 77551645), (3988, 74751385), (4805, 62041316), (4985, 59801108), (5828, 51151085), (6620, 45031499), (7285, 40920868), (9610, 31020658), (9970, 29900554), (10261, 29052580), (14570, 20460434), (15557, 19162340), (19220, 15510329), (19940, 14950277), (20522, 14526290), (29140, 10230217), (30907, 9645340), (31114, 9581170), (41044, 7263145), (45167, 6600140), (46859, 6361820), (51305, 5810516), (61814, 4822670), (62228, 4790585), (77785, 3832468), (90334, 3300070), (93718, 3180910), (102610, 2905258), (123628, 2411335), (154535, 1929068), (155570, 1916234), (180668, 1650035), (187436, 1590455), (205220, 1452629), (225835, 1320028), (234295, 1272364), (309070, 964534), (311140, 958117), (318091, 937180), (330007, 903340), (451670, 660014), (468590, 636182), (482267, 618140)]