270507720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1283}}^1$

素因数の和:1555

約数の個数: 128

約数和(自身を含む): 931875840

約数和(自身を除く): 661368120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 420, 502, 753, 840, 1004, 1255, 1283, 1506, 1757, 2008, 2510, 2566, 3012, 3514, 3765, 3849, 5020, 5132, 5271, 6024, 6415, 7028, 7530, 7698, 8785, 8981, 10040, 10264, 10542, 12830, 14056, 15060, 15396, 17570, 17962, 19245, 21084, 25660, 26355, 26943, 30120, 30792, 35140, 35924, 38490, 42168, 44905, 51320, 52710, 53886, 70280, 71848, 76980, 89810, 105420, 107772, 134715, 153960, 179620, 210840, 215544, 269430, 322033, 359240, 538860, 644066, 966099, 1077720, 1288132, 1610165, 1932198, 2254231, 2576264, 3220330, 3864396, 4508462, 4830495, 6440660, 6762693, 7728792, 9016924, 9660990, 11271155, 12881320, 13525386, 18033848, 19321980, 22542310, 27050772, 33813465, 38643960, 45084620, 54101544, 67626930, 90169240, 135253860, 270507720]

約数ペア:

[(1, 270507720), (2, 135253860), (3, 90169240), (4, 67626930), (5, 54101544), (6, 45084620), (7, 38643960), (8, 33813465), (10, 27050772), (12, 22542310), (14, 19321980), (15, 18033848), (20, 13525386), (21, 12881320), (24, 11271155), (28, 9660990), (30, 9016924), (35, 7728792), (40, 6762693), (42, 6440660), (56, 4830495), (60, 4508462), (70, 3864396), (84, 3220330), (105, 2576264), (120, 2254231), (140, 1932198), (168, 1610165), (210, 1288132), (251, 1077720), (280, 966099), (420, 644066), (502, 538860), (753, 359240), (840, 322033), (1004, 269430), (1255, 215544), (1283, 210840), (1506, 179620), (1757, 153960), (2008, 134715), (2510, 107772), (2566, 105420), (3012, 89810), (3514, 76980), (3765, 71848), (3849, 70280), (5020, 53886), (5132, 52710), (5271, 51320), (6024, 44905), (6415, 42168), (7028, 38490), (7530, 35924), (7698, 35140), (8785, 30792), (8981, 30120), (10040, 26943), (10264, 26355), (10542, 25660), (12830, 21084), (14056, 19245), (15060, 17962), (15396, 17570)]