257460000

素因数分解:

$2^5\times 3^1\times 5^4\times 7^1\times {\mathrm{613}}^1$

素因数の和:653

約数の個数: 240

約数和(自身を含む): 966740544

約数和(自身を除く): 709280544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 200, 210, 224, 240, 250, 280, 300, 336, 350, 375, 400, 420, 480, 500, 525, 560, 600, 613, 625, 672, 700, 750, 800, 840, 875, 1000, 1050, 1120, 1200, 1226, 1250, 1400, 1500, 1680, 1750, 1839, 1875, 2000, 2100, 2400, 2452, 2500, 2625, 2800, 3000, 3065, 3360, 3500, 3678, 3750, 4000, 4200, 4291, 4375, 4904, 5000, 5250, 5600, 6000, 6130, 7000, 7356, 7500, 8400, 8582, 8750, 9195, 9808, 10000, 10500, 12000, 12260, 12873, 13125, 14000, 14712, 15000, 15325, 16800, 17164, 17500, 18390, 19616, 20000, 21000, 21455, 24520, 25746, 26250, 28000, 29424, 30000, 30650, 34328, 35000, 36780, 42000, 42910, 45975, 49040, 51492, 52500, 58848, 60000, 61300, 64365, 68656, 70000, 73560, 76625, 84000, 85820, 91950, 98080, 102984, 105000, 107275, 122600, 128730, 137312, 140000, 147120, 153250, 171640, 183900, 205968, 210000, 214550, 229875, 245200, 257460, 294240, 306500, 321825, 343280, 367800, 383125, 411936, 420000, 429100, 459750, 490400, 514920, 536375, 613000, 643650, 686560, 735600, 766250, 858200, 919500, 1029840, 1072750, 1149375, 1226000, 1287300, 1471200, 1532500, 1609125, 1716400, 1839000, 2059680, 2145500, 2298750, 2452000, 2574600, 2681875, 3065000, 3218250, 3432800, 3678000, 4291000, 4597500, 5149200, 5363750, 6130000, 6436500, 7356000, 8045625, 8582000, 9195000, 10298400, 10727500, 12260000, 12873000, 16091250, 17164000, 18390000, 21455000, 25746000, 32182500, 36780000, 42910000, 51492000, 64365000, 85820000, 128730000, 257460000]

約数ペア:

[(1, 257460000), (2, 128730000), (3, 85820000), (4, 64365000), (5, 51492000), (6, 42910000), (7, 36780000), (8, 32182500), (10, 25746000), (12, 21455000), (14, 18390000), (15, 17164000), (16, 16091250), (20, 12873000), (21, 12260000), (24, 10727500), (25, 10298400), (28, 9195000), (30, 8582000), (32, 8045625), (35, 7356000), (40, 6436500), (42, 6130000), (48, 5363750), (50, 5149200), (56, 4597500), (60, 4291000), (70, 3678000), (75, 3432800), (80, 3218250), (84, 3065000), (96, 2681875), (100, 2574600), (105, 2452000), (112, 2298750), (120, 2145500), (125, 2059680), (140, 1839000), (150, 1716400), (160, 1609125), (168, 1532500), (175, 1471200), (200, 1287300), (210, 1226000), (224, 1149375), (240, 1072750), (250, 1029840), (280, 919500), (300, 858200), (336, 766250), (350, 735600), (375, 686560), (400, 643650), (420, 613000), (480, 536375), (500, 514920), (525, 490400), (560, 459750), (600, 429100), (613, 420000), (625, 411936), (672, 383125), (700, 367800), (750, 343280), (800, 321825), (840, 306500), (875, 294240), (1000, 257460), (1050, 245200), (1120, 229875), (1200, 214550), (1226, 210000), (1250, 205968), (1400, 183900), (1500, 171640), (1680, 153250), (1750, 147120), (1839, 140000), (1875, 137312), (2000, 128730), (2100, 122600), (2400, 107275), (2452, 105000), (2500, 102984), (2625, 98080), (2800, 91950), (3000, 85820), (3065, 84000), (3360, 76625), (3500, 73560), (3678, 70000), (3750, 68656), (4000, 64365), (4200, 61300), (4291, 60000), (4375, 58848), (4904, 52500), (5000, 51492), (5250, 49040), (5600, 45975), (6000, 42910), (6130, 42000), (7000, 36780), (7356, 35000), (7500, 34328), (8400, 30650), (8582, 30000), (8750, 29424), (9195, 28000), (9808, 26250), (10000, 25746), (10500, 24520), (12000, 21455), (12260, 21000), (12873, 20000), (13125, 19616), (14000, 18390), (14712, 17500), (15000, 17164), (15325, 16800)]