261624960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:935

約数の個数: 192

約数和(自身を含む): 921543480

約数和(自身を除く): 659918520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 265, 288, 318, 320, 360, 384, 424, 477, 480, 530, 576, 636, 640, 720, 795, 848, 857, 954, 960, 1060, 1152, 1272, 1440, 1590, 1696, 1714, 1908, 1920, 2120, 2385, 2544, 2571, 2880, 3180, 3392, 3428, 3816, 4240, 4285, 4770, 5088, 5142, 5760, 6360, 6784, 6856, 7632, 7713, 8480, 8570, 9540, 10176, 10284, 12720, 12855, 13712, 15264, 15426, 16960, 17140, 19080, 20352, 20568, 25440, 25710, 27424, 30528, 30852, 33920, 34280, 38160, 38565, 41136, 45421, 50880, 51420, 54848, 61056, 61704, 68560, 76320, 77130, 82272, 90842, 101760, 102840, 109696, 123408, 136263, 137120, 152640, 154260, 164544, 181684, 205680, 227105, 246816, 272526, 274240, 305280, 308520, 329088, 363368, 408789, 411360, 454210, 493632, 545052, 548480, 617040, 681315, 726736, 817578, 822720, 908420, 987264, 1090104, 1234080, 1362630, 1453472, 1635156, 1645440, 1816840, 2043945, 2180208, 2468160, 2725260, 2906944, 3270312, 3633680, 4087890, 4360416, 4936320, 5450520, 5813888, 6540624, 7267360, 8175780, 8720832, 10901040, 13081248, 14534720, 16351560, 17441664, 21802080, 26162496, 29069440, 32703120, 43604160, 52324992, 65406240, 87208320, 130812480, 261624960]

約数ペア:

[(1, 261624960), (2, 130812480), (3, 87208320), (4, 65406240), (5, 52324992), (6, 43604160), (8, 32703120), (9, 29069440), (10, 26162496), (12, 21802080), (15, 17441664), (16, 16351560), (18, 14534720), (20, 13081248), (24, 10901040), (30, 8720832), (32, 8175780), (36, 7267360), (40, 6540624), (45, 5813888), (48, 5450520), (53, 4936320), (60, 4360416), (64, 4087890), (72, 3633680), (80, 3270312), (90, 2906944), (96, 2725260), (106, 2468160), (120, 2180208), (128, 2043945), (144, 1816840), (159, 1645440), (160, 1635156), (180, 1453472), (192, 1362630), (212, 1234080), (240, 1090104), (265, 987264), (288, 908420), (318, 822720), (320, 817578), (360, 726736), (384, 681315), (424, 617040), (477, 548480), (480, 545052), (530, 493632), (576, 454210), (636, 411360), (640, 408789), (720, 363368), (795, 329088), (848, 308520), (857, 305280), (954, 274240), (960, 272526), (1060, 246816), (1152, 227105), (1272, 205680), (1440, 181684), (1590, 164544), (1696, 154260), (1714, 152640), (1908, 137120), (1920, 136263), (2120, 123408), (2385, 109696), (2544, 102840), (2571, 101760), (2880, 90842), (3180, 82272), (3392, 77130), (3428, 76320), (3816, 68560), (4240, 61704), (4285, 61056), (4770, 54848), (5088, 51420), (5142, 50880), (5760, 45421), (6360, 41136), (6784, 38565), (6856, 38160), (7632, 34280), (7713, 33920), (8480, 30852), (8570, 30528), (9540, 27424), (10176, 25710), (10284, 25440), (12720, 20568), (12855, 20352), (13712, 19080), (15264, 17140), (15426, 16960)]