51772140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2417}}^1$

素因数の和:2456

約数の個数: 144

約数和(自身を含む): 190112832

約数和(自身を除く): 138340692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 2417, 3060, 3570, 4284, 4834, 5355, 7140, 7251, 9668, 10710, 12085, 14502, 16919, 21420, 21753, 24170, 29004, 33838, 36255, 41089, 43506, 48340, 50757, 67676, 72510, 82178, 84595, 87012, 101514, 108765, 123267, 145020, 152271, 164356, 169190, 203028, 205445, 217530, 246534, 253785, 287623, 304542, 338380, 369801, 410890, 435060, 493068, 507570, 575246, 609084, 616335, 739602, 761355, 821780, 862869, 1015140, 1150492, 1232670, 1438115, 1479204, 1522710, 1725738, 1849005, 2465340, 2588607, 2876230, 3045420, 3451476, 3698010, 4314345, 5177214, 5752460, 7396020, 8628690, 10354428, 12943035, 17257380, 25886070, 51772140]

約数ペア:

[(1, 51772140), (2, 25886070), (3, 17257380), (4, 12943035), (5, 10354428), (6, 8628690), (7, 7396020), (9, 5752460), (10, 5177214), (12, 4314345), (14, 3698010), (15, 3451476), (17, 3045420), (18, 2876230), (20, 2588607), (21, 2465340), (28, 1849005), (30, 1725738), (34, 1522710), (35, 1479204), (36, 1438115), (42, 1232670), (45, 1150492), (51, 1015140), (60, 862869), (63, 821780), (68, 761355), (70, 739602), (84, 616335), (85, 609084), (90, 575246), (102, 507570), (105, 493068), (119, 435060), (126, 410890), (140, 369801), (153, 338380), (170, 304542), (180, 287623), (204, 253785), (210, 246534), (238, 217530), (252, 205445), (255, 203028), (306, 169190), (315, 164356), (340, 152271), (357, 145020), (420, 123267), (476, 108765), (510, 101514), (595, 87012), (612, 84595), (630, 82178), (714, 72510), (765, 67676), (1020, 50757), (1071, 48340), (1190, 43506), (1260, 41089), (1428, 36255), (1530, 33838), (1785, 29004), (2142, 24170), (2380, 21753), (2417, 21420), (3060, 16919), (3570, 14502), (4284, 12085), (4834, 10710), (5355, 9668), (7140, 7251)]