311949120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:849

約数の個数: 224

約数和(自身を含む): 1151997696

約数和(自身を除く): 840048576

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, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 192, 210, 224, 240, 244, 280, 305, 320, 336, 366, 420, 427, 448, 480, 488, 560, 610, 672, 732, 761, 840, 854, 915, 960, 976, 1120, 1220, 1281, 1344, 1464, 1522, 1680, 1708, 1830, 1952, 2135, 2240, 2283, 2440, 2562, 2928, 3044, 3360, 3416, 3660, 3805, 3904, 4270, 4566, 4880, 5124, 5327, 5856, 6088, 6405, 6720, 6832, 7320, 7610, 8540, 9132, 9760, 10248, 10654, 11415, 11712, 12176, 12810, 13664, 14640, 15220, 15981, 17080, 18264, 19520, 20496, 21308, 22830, 24352, 25620, 26635, 27328, 29280, 30440, 31962, 34160, 36528, 40992, 42616, 45660, 46421, 48704, 51240, 53270, 58560, 60880, 63924, 68320, 73056, 79905, 81984, 85232, 91320, 92842, 102480, 106540, 121760, 127848, 136640, 139263, 146112, 159810, 170464, 182640, 185684, 204960, 213080, 232105, 243520, 255696, 278526, 319620, 324947, 340928, 365280, 371368, 409920, 426160, 464210, 511392, 557052, 639240, 649894, 696315, 730560, 742736, 852320, 928420, 974841, 1022784, 1114104, 1278480, 1299788, 1392630, 1485472, 1624735, 1704640, 1856840, 1949682, 2228208, 2556960, 2599576, 2785260, 2970944, 3249470, 3713680, 3899364, 4456416, 4874205, 5113920, 5199152, 5570520, 6498940, 7427360, 7798728, 8912832, 9748410, 10398304, 11141040, 12997880, 14854720, 15597456, 19496820, 20796608, 22282080, 25995760, 31194912, 38993640, 44564160, 51991520, 62389824, 77987280, 103983040, 155974560, 311949120]

約数ペア:

[(1, 311949120), (2, 155974560), (3, 103983040), (4, 77987280), (5, 62389824), (6, 51991520), (7, 44564160), (8, 38993640), (10, 31194912), (12, 25995760), (14, 22282080), (15, 20796608), (16, 19496820), (20, 15597456), (21, 14854720), (24, 12997880), (28, 11141040), (30, 10398304), (32, 9748410), (35, 8912832), (40, 7798728), (42, 7427360), (48, 6498940), (56, 5570520), (60, 5199152), (61, 5113920), (64, 4874205), (70, 4456416), (80, 3899364), (84, 3713680), (96, 3249470), (105, 2970944), (112, 2785260), (120, 2599576), (122, 2556960), (140, 2228208), (160, 1949682), (168, 1856840), (183, 1704640), (192, 1624735), (210, 1485472), (224, 1392630), (240, 1299788), (244, 1278480), (280, 1114104), (305, 1022784), (320, 974841), (336, 928420), (366, 852320), (420, 742736), (427, 730560), (448, 696315), (480, 649894), (488, 639240), (560, 557052), (610, 511392), (672, 464210), (732, 426160), (761, 409920), (840, 371368), (854, 365280), (915, 340928), (960, 324947), (976, 319620), (1120, 278526), (1220, 255696), (1281, 243520), (1344, 232105), (1464, 213080), (1522, 204960), (1680, 185684), (1708, 182640), (1830, 170464), (1952, 159810), (2135, 146112), (2240, 139263), (2283, 136640), (2440, 127848), (2562, 121760), (2928, 106540), (3044, 102480), (3360, 92842), (3416, 91320), (3660, 85232), (3805, 81984), (3904, 79905), (4270, 73056), (4566, 68320), (4880, 63924), (5124, 60880), (5327, 58560), (5856, 53270), (6088, 51240), (6405, 48704), (6720, 46421), (6832, 45660), (7320, 42616), (7610, 40992), (8540, 36528), (9132, 34160), (9760, 31962), (10248, 30440), (10654, 29280), (11415, 27328), (11712, 26635), (12176, 25620), (12810, 24352), (13664, 22830), (14640, 21308), (15220, 20496), (15981, 19520), (17080, 18264)]