256507200

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:454

約数の個数: 252

約数和(自身を含む): 933541440

約数和(自身を除く): 677034240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 47, 48, 50, 60, 64, 72, 75, 80, 90, 94, 96, 100, 120, 141, 144, 150, 160, 180, 188, 192, 200, 225, 235, 240, 282, 288, 300, 320, 360, 376, 379, 400, 423, 450, 470, 480, 564, 576, 600, 705, 720, 752, 758, 800, 846, 900, 940, 960, 1128, 1137, 1175, 1200, 1410, 1440, 1504, 1516, 1600, 1692, 1800, 1880, 1895, 2115, 2256, 2274, 2350, 2400, 2820, 2880, 3008, 3032, 3384, 3411, 3525, 3600, 3760, 3790, 4230, 4512, 4548, 4700, 4800, 5640, 5685, 6064, 6768, 6822, 7050, 7200, 7520, 7580, 8460, 9024, 9096, 9400, 9475, 10575, 11280, 11370, 12128, 13536, 13644, 14100, 14400, 15040, 15160, 16920, 17055, 17813, 18192, 18800, 18950, 21150, 22560, 22740, 24256, 27072, 27288, 28200, 28425, 30320, 33840, 34110, 35626, 36384, 37600, 37900, 42300, 45120, 45480, 53439, 54576, 56400, 56850, 60640, 67680, 68220, 71252, 72768, 75200, 75800, 84600, 85275, 89065, 90960, 106878, 109152, 112800, 113700, 121280, 135360, 136440, 142504, 151600, 160317, 169200, 170550, 178130, 181920, 213756, 218304, 225600, 227400, 267195, 272880, 285008, 303200, 320634, 338400, 341100, 356260, 363840, 427512, 445325, 454800, 534390, 545760, 570016, 606400, 641268, 676800, 682200, 712520, 801585, 855024, 890650, 909600, 1068780, 1091520, 1140032, 1282536, 1335975, 1364400, 1425040, 1603170, 1710048, 1781300, 1819200, 2137560, 2565072, 2671950, 2728800, 2850080, 3206340, 3420096, 3562600, 4007925, 4275120, 5130144, 5343900, 5457600, 5700160, 6412680, 7125200, 8015850, 8550240, 10260288, 10687800, 12825360, 14250400, 16031700, 17100480, 21375600, 25650720, 28500800, 32063400, 42751200, 51301440, 64126800, 85502400, 128253600, 256507200]

約数ペア:

[(1, 256507200), (2, 128253600), (3, 85502400), (4, 64126800), (5, 51301440), (6, 42751200), (8, 32063400), (9, 28500800), (10, 25650720), (12, 21375600), (15, 17100480), (16, 16031700), (18, 14250400), (20, 12825360), (24, 10687800), (25, 10260288), (30, 8550240), (32, 8015850), (36, 7125200), (40, 6412680), (45, 5700160), (47, 5457600), (48, 5343900), (50, 5130144), (60, 4275120), (64, 4007925), (72, 3562600), (75, 3420096), (80, 3206340), (90, 2850080), (94, 2728800), (96, 2671950), (100, 2565072), (120, 2137560), (141, 1819200), (144, 1781300), (150, 1710048), (160, 1603170), (180, 1425040), (188, 1364400), (192, 1335975), (200, 1282536), (225, 1140032), (235, 1091520), (240, 1068780), (282, 909600), (288, 890650), (300, 855024), (320, 801585), (360, 712520), (376, 682200), (379, 676800), (400, 641268), (423, 606400), (450, 570016), (470, 545760), (480, 534390), (564, 454800), (576, 445325), (600, 427512), (705, 363840), (720, 356260), (752, 341100), (758, 338400), (800, 320634), (846, 303200), (900, 285008), (940, 272880), (960, 267195), (1128, 227400), (1137, 225600), (1175, 218304), (1200, 213756), (1410, 181920), (1440, 178130), (1504, 170550), (1516, 169200), (1600, 160317), (1692, 151600), (1800, 142504), (1880, 136440), (1895, 135360), (2115, 121280), (2256, 113700), (2274, 112800), (2350, 109152), (2400, 106878), (2820, 90960), (2880, 89065), (3008, 85275), (3032, 84600), (3384, 75800), (3411, 75200), (3525, 72768), (3600, 71252), (3760, 68220), (3790, 67680), (4230, 60640), (4512, 56850), (4548, 56400), (4700, 54576), (4800, 53439), (5640, 45480), (5685, 45120), (6064, 42300), (6768, 37900), (6822, 37600), (7050, 36384), (7200, 35626), (7520, 34110), (7580, 33840), (8460, 30320), (9024, 28425), (9096, 28200), (9400, 27288), (9475, 27072), (10575, 24256), (11280, 22740), (11370, 22560), (12128, 21150), (13536, 18950), (13644, 18800), (14100, 18192), (14400, 17813), (15040, 17055), (15160, 16920)]