257679900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5023}}^1$

素因数の和:5065

約数の個数: 144

約数和(自身を含む): 872166400

約数和(自身を除く): 614486500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 513, 540, 570, 675, 684, 855, 900, 950, 1026, 1140, 1350, 1425, 1710, 1900, 2052, 2565, 2700, 2850, 3420, 4275, 5023, 5130, 5700, 8550, 10046, 10260, 12825, 15069, 17100, 20092, 25115, 25650, 30138, 45207, 50230, 51300, 60276, 75345, 90414, 95437, 100460, 125575, 135621, 150690, 180828, 190874, 226035, 251150, 271242, 286311, 301380, 376725, 381748, 452070, 477185, 502300, 542484, 572622, 678105, 753450, 858933, 904140, 954370, 1130175, 1145244, 1356210, 1431555, 1506900, 1717866, 1908740, 2260350, 2385925, 2576799, 2712420, 2863110, 3390525, 3435732, 4294665, 4520700, 4771850, 5153598, 5726220, 6781050, 7157775, 8589330, 9543700, 10307196, 12883995, 13562100, 14315550, 17178660, 21473325, 25767990, 28631100, 42946650, 51535980, 64419975, 85893300, 128839950, 257679900]

約数ペア:

[(1, 257679900), (2, 128839950), (3, 85893300), (4, 64419975), (5, 51535980), (6, 42946650), (9, 28631100), (10, 25767990), (12, 21473325), (15, 17178660), (18, 14315550), (19, 13562100), (20, 12883995), (25, 10307196), (27, 9543700), (30, 8589330), (36, 7157775), (38, 6781050), (45, 5726220), (50, 5153598), (54, 4771850), (57, 4520700), (60, 4294665), (75, 3435732), (76, 3390525), (90, 2863110), (95, 2712420), (100, 2576799), (108, 2385925), (114, 2260350), (135, 1908740), (150, 1717866), (171, 1506900), (180, 1431555), (190, 1356210), (225, 1145244), (228, 1130175), (270, 954370), (285, 904140), (300, 858933), (342, 753450), (380, 678105), (450, 572622), (475, 542484), (513, 502300), (540, 477185), (570, 452070), (675, 381748), (684, 376725), (855, 301380), (900, 286311), (950, 271242), (1026, 251150), (1140, 226035), (1350, 190874), (1425, 180828), (1710, 150690), (1900, 135621), (2052, 125575), (2565, 100460), (2700, 95437), (2850, 90414), (3420, 75345), (4275, 60276), (5023, 51300), (5130, 50230), (5700, 45207), (8550, 30138), (10046, 25650), (10260, 25115), (12825, 20092), (15069, 17100)]