1275750

素因数分解:

$2^1\times 3^6\times 5^3\times 7^1$

素因数の和:42

約数の個数: 112

約数和(自身を含む): 4092192

約数和(自身を除く): 2816442

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 125, 126, 135, 150, 162, 175, 189, 210, 225, 243, 250, 270, 315, 350, 375, 378, 405, 450, 486, 525, 567, 630, 675, 729, 750, 810, 875, 945, 1050, 1125, 1134, 1215, 1350, 1458, 1575, 1701, 1750, 1890, 2025, 2250, 2430, 2625, 2835, 3150, 3375, 3402, 3645, 4050, 4725, 5103, 5250, 5670, 6075, 6750, 7290, 7875, 8505, 9450, 10125, 10206, 12150, 14175, 15750, 17010, 18225, 20250, 23625, 25515, 28350, 30375, 36450, 42525, 47250, 51030, 60750, 70875, 85050, 91125, 127575, 141750, 182250, 212625, 255150, 425250, 637875, 1275750]

約数ペア:

[(1, 1275750), (2, 637875), (3, 425250), (5, 255150), (6, 212625), (7, 182250), (9, 141750), (10, 127575), (14, 91125), (15, 85050), (18, 70875), (21, 60750), (25, 51030), (27, 47250), (30, 42525), (35, 36450), (42, 30375), (45, 28350), (50, 25515), (54, 23625), (63, 20250), (70, 18225), (75, 17010), (81, 15750), (90, 14175), (105, 12150), (125, 10206), (126, 10125), (135, 9450), (150, 8505), (162, 7875), (175, 7290), (189, 6750), (210, 6075), (225, 5670), (243, 5250), (250, 5103), (270, 4725), (315, 4050), (350, 3645), (375, 3402), (378, 3375), (405, 3150), (450, 2835), (486, 2625), (525, 2430), (567, 2250), (630, 2025), (675, 1890), (729, 1750), (750, 1701), (810, 1575), (875, 1458), (945, 1350), (1050, 1215), (1125, 1134)]