61121340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:472

約数の個数: 144

約数和(自身を含む): 213857280

約数和(自身を除く): 152735940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 179, 180, 210, 252, 271, 315, 358, 420, 537, 542, 630, 716, 813, 895, 1074, 1084, 1253, 1260, 1355, 1611, 1626, 1790, 1897, 2148, 2439, 2506, 2685, 2710, 3222, 3252, 3580, 3759, 3794, 4065, 4878, 5012, 5370, 5420, 5691, 6265, 6444, 7518, 7588, 8055, 8130, 9485, 9756, 10740, 11277, 11382, 12195, 12530, 15036, 16110, 16260, 17073, 18795, 18970, 22554, 22764, 24390, 25060, 28455, 32220, 34146, 37590, 37940, 45108, 48509, 48780, 56385, 56910, 68292, 75180, 85365, 97018, 112770, 113820, 145527, 170730, 194036, 225540, 242545, 291054, 339563, 341460, 436581, 485090, 582108, 679126, 727635, 873162, 970180, 1018689, 1358252, 1455270, 1697815, 1746324, 2037378, 2182905, 2910540, 3056067, 3395630, 4074756, 4365810, 5093445, 6112134, 6791260, 8731620, 10186890, 12224268, 15280335, 20373780, 30560670, 61121340]

約数ペア:

[(1, 61121340), (2, 30560670), (3, 20373780), (4, 15280335), (5, 12224268), (6, 10186890), (7, 8731620), (9, 6791260), (10, 6112134), (12, 5093445), (14, 4365810), (15, 4074756), (18, 3395630), (20, 3056067), (21, 2910540), (28, 2182905), (30, 2037378), (35, 1746324), (36, 1697815), (42, 1455270), (45, 1358252), (60, 1018689), (63, 970180), (70, 873162), (84, 727635), (90, 679126), (105, 582108), (126, 485090), (140, 436581), (179, 341460), (180, 339563), (210, 291054), (252, 242545), (271, 225540), (315, 194036), (358, 170730), (420, 145527), (537, 113820), (542, 112770), (630, 97018), (716, 85365), (813, 75180), (895, 68292), (1074, 56910), (1084, 56385), (1253, 48780), (1260, 48509), (1355, 45108), (1611, 37940), (1626, 37590), (1790, 34146), (1897, 32220), (2148, 28455), (2439, 25060), (2506, 24390), (2685, 22764), (2710, 22554), (3222, 18970), (3252, 18795), (3580, 17073), (3759, 16260), (3794, 16110), (4065, 15036), (4878, 12530), (5012, 12195), (5370, 11382), (5420, 11277), (5691, 10740), (6265, 9756), (6444, 9485), (7518, 8130), (7588, 8055)]