261900000

素因数分解:

$2^5\times 3^3\times 5^5\times {\mathrm{97}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 964625760

約数和(自身を除く): 702725760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 97, 100, 108, 120, 125, 135, 144, 150, 160, 180, 194, 200, 216, 225, 240, 250, 270, 288, 291, 300, 360, 375, 388, 400, 432, 450, 480, 485, 500, 540, 582, 600, 625, 675, 720, 750, 776, 800, 864, 873, 900, 970, 1000, 1080, 1125, 1164, 1200, 1250, 1350, 1440, 1455, 1500, 1552, 1746, 1800, 1875, 1940, 2000, 2160, 2250, 2328, 2400, 2425, 2500, 2619, 2700, 2910, 3000, 3104, 3125, 3375, 3492, 3600, 3750, 3880, 4000, 4320, 4365, 4500, 4656, 4850, 5000, 5238, 5400, 5625, 5820, 6000, 6250, 6750, 6984, 7200, 7275, 7500, 7760, 8730, 9000, 9312, 9375, 9700, 10000, 10476, 10800, 11250, 11640, 12000, 12125, 12500, 13095, 13500, 13968, 14550, 15000, 15520, 16875, 17460, 18000, 18750, 19400, 20000, 20952, 21600, 21825, 22500, 23280, 24250, 25000, 26190, 27000, 27936, 28125, 29100, 30000, 33750, 34920, 36000, 36375, 37500, 38800, 41904, 43650, 45000, 46560, 48500, 50000, 52380, 54000, 56250, 58200, 60000, 60625, 65475, 67500, 69840, 72750, 75000, 77600, 83808, 84375, 87300, 90000, 97000, 100000, 104760, 108000, 109125, 112500, 116400, 121250, 130950, 135000, 139680, 145500, 150000, 168750, 174600, 180000, 181875, 194000, 209520, 218250, 225000, 232800, 242500, 261900, 270000, 291000, 300000, 303125, 327375, 337500, 349200, 363750, 388000, 419040, 436500, 450000, 485000, 523800, 540000, 545625, 582000, 606250, 654750, 675000, 698400, 727500, 873000, 900000, 909375, 970000, 1047600, 1091250, 1164000, 1212500, 1309500, 1350000, 1455000, 1636875, 1746000, 1818750, 1940000, 2095200, 2182500, 2425000, 2619000, 2700000, 2728125, 2910000, 3273750, 3492000, 3637500, 4365000, 4850000, 5238000, 5456250, 5820000, 6547500, 7275000, 8184375, 8730000, 9700000, 10476000, 10912500, 13095000, 14550000, 16368750, 17460000, 21825000, 26190000, 29100000, 32737500, 43650000, 52380000, 65475000, 87300000, 130950000, 261900000]

約数ペア:

[(1, 261900000), (2, 130950000), (3, 87300000), (4, 65475000), (5, 52380000), (6, 43650000), (8, 32737500), (9, 29100000), (10, 26190000), (12, 21825000), (15, 17460000), (16, 16368750), (18, 14550000), (20, 13095000), (24, 10912500), (25, 10476000), (27, 9700000), (30, 8730000), (32, 8184375), (36, 7275000), (40, 6547500), (45, 5820000), (48, 5456250), (50, 5238000), (54, 4850000), (60, 4365000), (72, 3637500), (75, 3492000), (80, 3273750), (90, 2910000), (96, 2728125), (97, 2700000), (100, 2619000), (108, 2425000), (120, 2182500), (125, 2095200), (135, 1940000), (144, 1818750), (150, 1746000), (160, 1636875), (180, 1455000), (194, 1350000), (200, 1309500), (216, 1212500), (225, 1164000), (240, 1091250), (250, 1047600), (270, 970000), (288, 909375), (291, 900000), (300, 873000), (360, 727500), (375, 698400), (388, 675000), (400, 654750), (432, 606250), (450, 582000), (480, 545625), (485, 540000), (500, 523800), (540, 485000), (582, 450000), (600, 436500), (625, 419040), (675, 388000), (720, 363750), (750, 349200), (776, 337500), (800, 327375), (864, 303125), (873, 300000), (900, 291000), (970, 270000), (1000, 261900), (1080, 242500), (1125, 232800), (1164, 225000), (1200, 218250), (1250, 209520), (1350, 194000), (1440, 181875), (1455, 180000), (1500, 174600), (1552, 168750), (1746, 150000), (1800, 145500), (1875, 139680), (1940, 135000), (2000, 130950), (2160, 121250), (2250, 116400), (2328, 112500), (2400, 109125), (2425, 108000), (2500, 104760), (2619, 100000), (2700, 97000), (2910, 90000), (3000, 87300), (3104, 84375), (3125, 83808), (3375, 77600), (3492, 75000), (3600, 72750), (3750, 69840), (3880, 67500), (4000, 65475), (4320, 60625), (4365, 60000), (4500, 58200), (4656, 56250), (4850, 54000), (5000, 52380), (5238, 50000), (5400, 48500), (5625, 46560), (5820, 45000), (6000, 43650), (6250, 41904), (6750, 38800), (6984, 37500), (7200, 36375), (7275, 36000), (7500, 34920), (7760, 33750), (8730, 30000), (9000, 29100), (9312, 28125), (9375, 27936), (9700, 27000), (10000, 26190), (10476, 25000), (10800, 24250), (11250, 23280), (11640, 22500), (12000, 21825), (12125, 21600), (12500, 20952), (13095, 20000), (13500, 19400), (13968, 18750), (14550, 18000), (15000, 17460), (15520, 16875)]