27784680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 108380160

約数和(自身を除く): 80595480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 31, 33, 35, 40, 42, 44, 55, 56, 60, 62, 66, 70, 77, 84, 88, 93, 97, 105, 110, 120, 124, 132, 140, 154, 155, 165, 168, 186, 194, 210, 217, 220, 231, 248, 264, 280, 291, 308, 310, 330, 341, 372, 385, 388, 420, 434, 440, 462, 465, 485, 582, 616, 620, 651, 660, 679, 682, 744, 770, 776, 840, 868, 924, 930, 970, 1023, 1067, 1085, 1155, 1164, 1240, 1302, 1320, 1358, 1364, 1455, 1540, 1705, 1736, 1848, 1860, 1940, 2037, 2046, 2134, 2170, 2310, 2328, 2387, 2604, 2716, 2728, 2910, 3007, 3080, 3201, 3255, 3395, 3410, 3720, 3880, 4074, 4092, 4268, 4340, 4620, 4774, 5115, 5208, 5335, 5432, 5820, 6014, 6402, 6510, 6790, 6820, 7161, 7469, 8148, 8184, 8536, 8680, 9021, 9240, 9548, 10185, 10230, 10670, 11640, 11935, 12028, 12804, 13020, 13580, 13640, 14322, 14938, 15035, 16005, 16296, 18042, 19096, 20370, 20460, 21049, 21340, 22407, 23870, 24056, 25608, 26040, 27160, 28644, 29876, 30070, 32010, 33077, 35805, 36084, 37345, 40740, 40920, 42098, 42680, 44814, 45105, 47740, 57288, 59752, 60140, 63147, 64020, 66154, 71610, 72168, 74690, 81480, 84196, 89628, 90210, 95480, 99231, 105245, 112035, 120280, 126294, 128040, 132308, 143220, 149380, 165385, 168392, 179256, 180420, 198462, 210490, 224070, 231539, 252588, 264616, 286440, 298760, 315735, 330770, 360840, 396924, 420980, 448140, 463078, 496155, 505176, 631470, 661540, 694617, 793848, 841960, 896280, 926156, 992310, 1157695, 1262940, 1323080, 1389234, 1852312, 1984620, 2315390, 2525880, 2778468, 3473085, 3969240, 4630780, 5556936, 6946170, 9261560, 13892340, 27784680]

約数ペア:

[(1, 27784680), (2, 13892340), (3, 9261560), (4, 6946170), (5, 5556936), (6, 4630780), (7, 3969240), (8, 3473085), (10, 2778468), (11, 2525880), (12, 2315390), (14, 1984620), (15, 1852312), (20, 1389234), (21, 1323080), (22, 1262940), (24, 1157695), (28, 992310), (30, 926156), (31, 896280), (33, 841960), (35, 793848), (40, 694617), (42, 661540), (44, 631470), (55, 505176), (56, 496155), (60, 463078), (62, 448140), (66, 420980), (70, 396924), (77, 360840), (84, 330770), (88, 315735), (93, 298760), (97, 286440), (105, 264616), (110, 252588), (120, 231539), (124, 224070), (132, 210490), (140, 198462), (154, 180420), (155, 179256), (165, 168392), (168, 165385), (186, 149380), (194, 143220), (210, 132308), (217, 128040), (220, 126294), (231, 120280), (248, 112035), (264, 105245), (280, 99231), (291, 95480), (308, 90210), (310, 89628), (330, 84196), (341, 81480), (372, 74690), (385, 72168), (388, 71610), (420, 66154), (434, 64020), (440, 63147), (462, 60140), (465, 59752), (485, 57288), (582, 47740), (616, 45105), (620, 44814), (651, 42680), (660, 42098), (679, 40920), (682, 40740), (744, 37345), (770, 36084), (776, 35805), (840, 33077), (868, 32010), (924, 30070), (930, 29876), (970, 28644), (1023, 27160), (1067, 26040), (1085, 25608), (1155, 24056), (1164, 23870), (1240, 22407), (1302, 21340), (1320, 21049), (1358, 20460), (1364, 20370), (1455, 19096), (1540, 18042), (1705, 16296), (1736, 16005), (1848, 15035), (1860, 14938), (1940, 14322), (2037, 13640), (2046, 13580), (2134, 13020), (2170, 12804), (2310, 12028), (2328, 11935), (2387, 11640), (2604, 10670), (2716, 10230), (2728, 10185), (2910, 9548), (3007, 9240), (3080, 9021), (3201, 8680), (3255, 8536), (3395, 8184), (3410, 8148), (3720, 7469), (3880, 7161), (4074, 6820), (4092, 6790), (4268, 6510), (4340, 6402), (4620, 6014), (4774, 5820), (5115, 5432), (5208, 5335)]