2178760545

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:856

約数の個数: 128

約数和(自身を含む): 4465843200

約数和(自身を除く): 2287082655

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 103, 117, 135, 153, 195, 221, 255, 309, 351, 459, 515, 585, 663, 709, 765, 927, 1105, 1339, 1545, 1751, 1755, 1989, 2127, 2295, 2781, 3315, 3545, 4017, 4635, 5253, 5967, 6381, 6695, 8755, 9217, 9945, 10635, 12051, 12053, 13905, 15759, 19143, 20085, 22763, 26265, 27651, 29835, 31905, 36153, 36159, 46085, 47277, 60255, 60265, 68289, 73027, 78795, 82953, 95715, 108477, 113815, 138255, 156689, 180765, 180795, 204867, 219081, 236385, 248859, 325431, 341445, 365135, 414765, 470067, 542385, 614601, 657243, 783445, 949351, 1024335, 1095405, 1241459, 1244295, 1410201, 1627155, 1971729, 2350335, 2848053, 3073005, 3286215, 3724377, 4230603, 4746755, 6207295, 7051005, 8544159, 9858645, 11173131, 14240265, 16138967, 18621885, 21153015, 25632477, 33519393, 42720795, 48416901, 55865655, 80694835, 128162385, 145250703, 167596965, 242084505, 435752109, 726253515, 2178760545]

約数ペア:

[(1, 2178760545), (3, 726253515), (5, 435752109), (9, 242084505), (13, 167596965), (15, 145250703), (17, 128162385), (27, 80694835), (39, 55865655), (45, 48416901), (51, 42720795), (65, 33519393), (85, 25632477), (103, 21153015), (117, 18621885), (135, 16138967), (153, 14240265), (195, 11173131), (221, 9858645), (255, 8544159), (309, 7051005), (351, 6207295), (459, 4746755), (515, 4230603), (585, 3724377), (663, 3286215), (709, 3073005), (765, 2848053), (927, 2350335), (1105, 1971729), (1339, 1627155), (1545, 1410201), (1751, 1244295), (1755, 1241459), (1989, 1095405), (2127, 1024335), (2295, 949351), (2781, 783445), (3315, 657243), (3545, 614601), (4017, 542385), (4635, 470067), (5253, 414765), (5967, 365135), (6381, 341445), (6695, 325431), (8755, 248859), (9217, 236385), (9945, 219081), (10635, 204867), (12051, 180795), (12053, 180765), (13905, 156689), (15759, 138255), (19143, 113815), (20085, 108477), (22763, 95715), (26265, 82953), (27651, 78795), (29835, 73027), (31905, 68289), (36153, 60265), (36159, 60255), (46085, 47277)]