256048800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{15241}}^1$

素因数の和:15271

約数の個数: 144

約数和(自身を含む): 952564032

約数和(自身を除く): 696515232

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, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4200, 5600, 8400, 15241, 16800, 30482, 45723, 60964, 76205, 91446, 106687, 121928, 152410, 182892, 213374, 228615, 243856, 304820, 320061, 365784, 381025, 426748, 457230, 487712, 533435, 609640, 640122, 731568, 762050, 853496, 914460, 1066870, 1143075, 1219280, 1280244, 1463136, 1524100, 1600305, 1706992, 1828920, 2133740, 2286150, 2438560, 2560488, 2667175, 3048200, 3200610, 3413984, 3657840, 4267480, 4572300, 5120976, 5334350, 6096400, 6401220, 7315680, 8001525, 8534960, 9144600, 10241952, 10668700, 12192800, 12802440, 16003050, 17069920, 18289200, 21337400, 25604880, 32006100, 36578400, 42674800, 51209760, 64012200, 85349600, 128024400, 256048800]

約数ペア:

[(1, 256048800), (2, 128024400), (3, 85349600), (4, 64012200), (5, 51209760), (6, 42674800), (7, 36578400), (8, 32006100), (10, 25604880), (12, 21337400), (14, 18289200), (15, 17069920), (16, 16003050), (20, 12802440), (21, 12192800), (24, 10668700), (25, 10241952), (28, 9144600), (30, 8534960), (32, 8001525), (35, 7315680), (40, 6401220), (42, 6096400), (48, 5334350), (50, 5120976), (56, 4572300), (60, 4267480), (70, 3657840), (75, 3413984), (80, 3200610), (84, 3048200), (96, 2667175), (100, 2560488), (105, 2438560), (112, 2286150), (120, 2133740), (140, 1828920), (150, 1706992), (160, 1600305), (168, 1524100), (175, 1463136), (200, 1280244), (210, 1219280), (224, 1143075), (240, 1066870), (280, 914460), (300, 853496), (336, 762050), (350, 731568), (400, 640122), (420, 609640), (480, 533435), (525, 487712), (560, 457230), (600, 426748), (672, 381025), (700, 365784), (800, 320061), (840, 304820), (1050, 243856), (1120, 228615), (1200, 213374), (1400, 182892), (1680, 152410), (2100, 121928), (2400, 106687), (2800, 91446), (3360, 76205), (4200, 60964), (5600, 45723), (8400, 30482), (15241, 16800)]