51444960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 192

約数和(自身を含む): 188987904

約数和(自身を除く): 137542944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 251, 280, 305, 336, 366, 420, 427, 480, 488, 502, 560, 610, 672, 732, 753, 840, 854, 915, 976, 1004, 1120, 1220, 1255, 1281, 1464, 1506, 1680, 1708, 1757, 1830, 1952, 2008, 2135, 2440, 2510, 2562, 2928, 3012, 3360, 3416, 3514, 3660, 3765, 4016, 4270, 4880, 5020, 5124, 5271, 5856, 6024, 6405, 6832, 7028, 7320, 7530, 8032, 8540, 8785, 9760, 10040, 10248, 10542, 12048, 12810, 13664, 14056, 14640, 15060, 15311, 17080, 17570, 20080, 20496, 21084, 24096, 25620, 26355, 28112, 29280, 30120, 30622, 34160, 35140, 40160, 40992, 42168, 45933, 51240, 52710, 56224, 60240, 61244, 68320, 70280, 76555, 84336, 91866, 102480, 105420, 107177, 120480, 122488, 140560, 153110, 168672, 183732, 204960, 210840, 214354, 229665, 244976, 281120, 306220, 321531, 367464, 421680, 428708, 459330, 489952, 535885, 612440, 643062, 734928, 843360, 857416, 918660, 1071770, 1224880, 1286124, 1469856, 1607655, 1714832, 1837320, 2143540, 2449760, 2572248, 3215310, 3429664, 3674640, 4287080, 5144496, 6430620, 7349280, 8574160, 10288992, 12861240, 17148320, 25722480, 51444960]

約数ペア:

[(1, 51444960), (2, 25722480), (3, 17148320), (4, 12861240), (5, 10288992), (6, 8574160), (7, 7349280), (8, 6430620), (10, 5144496), (12, 4287080), (14, 3674640), (15, 3429664), (16, 3215310), (20, 2572248), (21, 2449760), (24, 2143540), (28, 1837320), (30, 1714832), (32, 1607655), (35, 1469856), (40, 1286124), (42, 1224880), (48, 1071770), (56, 918660), (60, 857416), (61, 843360), (70, 734928), (80, 643062), (84, 612440), (96, 535885), (105, 489952), (112, 459330), (120, 428708), (122, 421680), (140, 367464), (160, 321531), (168, 306220), (183, 281120), (210, 244976), (224, 229665), (240, 214354), (244, 210840), (251, 204960), (280, 183732), (305, 168672), (336, 153110), (366, 140560), (420, 122488), (427, 120480), (480, 107177), (488, 105420), (502, 102480), (560, 91866), (610, 84336), (672, 76555), (732, 70280), (753, 68320), (840, 61244), (854, 60240), (915, 56224), (976, 52710), (1004, 51240), (1120, 45933), (1220, 42168), (1255, 40992), (1281, 40160), (1464, 35140), (1506, 34160), (1680, 30622), (1708, 30120), (1757, 29280), (1830, 28112), (1952, 26355), (2008, 25620), (2135, 24096), (2440, 21084), (2510, 20496), (2562, 20080), (2928, 17570), (3012, 17080), (3360, 15311), (3416, 15060), (3514, 14640), (3660, 14056), (3765, 13664), (4016, 12810), (4270, 12048), (4880, 10542), (5020, 10248), (5124, 10040), (5271, 9760), (5856, 8785), (6024, 8540), (6405, 8032), (6832, 7530), (7028, 7320)]