1681509240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6203}}^1$

素因数の和:6474

約数の個数: 128

約数和(自身を含む): 5628268800

約数和(自身を除く): 3946759560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 251, 270, 360, 502, 540, 753, 1004, 1080, 1255, 1506, 2008, 2259, 2510, 3012, 3765, 4518, 5020, 6024, 6203, 6777, 7530, 9036, 10040, 11295, 12406, 13554, 15060, 18072, 18609, 22590, 24812, 27108, 30120, 31015, 33885, 37218, 45180, 49624, 54216, 55827, 62030, 67770, 74436, 90360, 93045, 111654, 124060, 135540, 148872, 167481, 186090, 223308, 248120, 271080, 279135, 334962, 372180, 446616, 558270, 669924, 744360, 837405, 1116540, 1339848, 1556953, 1674810, 2233080, 3113906, 3349620, 4670859, 6227812, 6699240, 7784765, 9341718, 12455624, 14012577, 15569530, 18683436, 23354295, 28025154, 31139060, 37366872, 42037731, 46708590, 56050308, 62278120, 70062885, 84075462, 93417180, 112100616, 140125770, 168150924, 186834360, 210188655, 280251540, 336301848, 420377310, 560503080, 840754620, 1681509240]

約数ペア:

[(1, 1681509240), (2, 840754620), (3, 560503080), (4, 420377310), (5, 336301848), (6, 280251540), (8, 210188655), (9, 186834360), (10, 168150924), (12, 140125770), (15, 112100616), (18, 93417180), (20, 84075462), (24, 70062885), (27, 62278120), (30, 56050308), (36, 46708590), (40, 42037731), (45, 37366872), (54, 31139060), (60, 28025154), (72, 23354295), (90, 18683436), (108, 15569530), (120, 14012577), (135, 12455624), (180, 9341718), (216, 7784765), (251, 6699240), (270, 6227812), (360, 4670859), (502, 3349620), (540, 3113906), (753, 2233080), (1004, 1674810), (1080, 1556953), (1255, 1339848), (1506, 1116540), (2008, 837405), (2259, 744360), (2510, 669924), (3012, 558270), (3765, 446616), (4518, 372180), (5020, 334962), (6024, 279135), (6203, 271080), (6777, 248120), (7530, 223308), (9036, 186090), (10040, 167481), (11295, 148872), (12406, 135540), (13554, 124060), (15060, 111654), (18072, 93045), (18609, 90360), (22590, 74436), (24812, 67770), (27108, 62030), (30120, 55827), (31015, 54216), (33885, 49624), (37218, 45180)]