251155620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 838252800

約数和(自身を除く): 587097180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 109, 135, 153, 170, 180, 204, 218, 251, 255, 270, 306, 327, 340, 436, 459, 502, 510, 540, 545, 612, 654, 753, 765, 918, 981, 1004, 1020, 1090, 1255, 1308, 1506, 1530, 1635, 1836, 1853, 1962, 2180, 2259, 2295, 2510, 2943, 3012, 3060, 3270, 3706, 3765, 3924, 4267, 4518, 4590, 4905, 5020, 5559, 5886, 6540, 6777, 7412, 7530, 8534, 9036, 9180, 9265, 9810, 11118, 11295, 11772, 12801, 13554, 14715, 15060, 16677, 17068, 18530, 19620, 21335, 22236, 22590, 25602, 27108, 27359, 27795, 29430, 33354, 33885, 37060, 38403, 42670, 45180, 50031, 51204, 54718, 55590, 58860, 64005, 66708, 67770, 76806, 82077, 83385, 85340, 100062, 109436, 111180, 115209, 128010, 135540, 136795, 153612, 164154, 166770, 192015, 200124, 230418, 246231, 250155, 256020, 273590, 328308, 333540, 384030, 410385, 460836, 465103, 492462, 500310, 547180, 576045, 738693, 768060, 820770, 930206, 984924, 1000620, 1152090, 1231155, 1395309, 1477386, 1641540, 1860412, 2304180, 2325515, 2462310, 2790618, 2954772, 3693465, 4185927, 4651030, 4924620, 5581236, 6976545, 7386930, 8371854, 9302060, 12557781, 13953090, 14773860, 16743708, 20929635, 25115562, 27906180, 41859270, 50231124, 62788905, 83718540, 125577810, 251155620]

約数ペア:

[(1, 251155620), (2, 125577810), (3, 83718540), (4, 62788905), (5, 50231124), (6, 41859270), (9, 27906180), (10, 25115562), (12, 20929635), (15, 16743708), (17, 14773860), (18, 13953090), (20, 12557781), (27, 9302060), (30, 8371854), (34, 7386930), (36, 6976545), (45, 5581236), (51, 4924620), (54, 4651030), (60, 4185927), (68, 3693465), (85, 2954772), (90, 2790618), (102, 2462310), (108, 2325515), (109, 2304180), (135, 1860412), (153, 1641540), (170, 1477386), (180, 1395309), (204, 1231155), (218, 1152090), (251, 1000620), (255, 984924), (270, 930206), (306, 820770), (327, 768060), (340, 738693), (436, 576045), (459, 547180), (502, 500310), (510, 492462), (540, 465103), (545, 460836), (612, 410385), (654, 384030), (753, 333540), (765, 328308), (918, 273590), (981, 256020), (1004, 250155), (1020, 246231), (1090, 230418), (1255, 200124), (1308, 192015), (1506, 166770), (1530, 164154), (1635, 153612), (1836, 136795), (1853, 135540), (1962, 128010), (2180, 115209), (2259, 111180), (2295, 109436), (2510, 100062), (2943, 85340), (3012, 83385), (3060, 82077), (3270, 76806), (3706, 67770), (3765, 66708), (3924, 64005), (4267, 58860), (4518, 55590), (4590, 54718), (4905, 51204), (5020, 50031), (5559, 45180), (5886, 42670), (6540, 38403), (6777, 37060), (7412, 33885), (7530, 33354), (8534, 29430), (9036, 27795), (9180, 27359), (9265, 27108), (9810, 25602), (11118, 22590), (11295, 22236), (11772, 21335), (12801, 19620), (13554, 18530), (14715, 17068), (15060, 16677)]