2778776760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{11149}}^1$

素因数の和:11261

約数の個数: 128

約数和(自身を含む): 8734464000

約数和(自身を除く): 5955687240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 67, 93, 120, 124, 134, 155, 186, 201, 248, 268, 310, 335, 372, 402, 465, 536, 620, 670, 744, 804, 930, 1005, 1240, 1340, 1608, 1860, 2010, 2077, 2680, 3720, 4020, 4154, 6231, 8040, 8308, 10385, 11149, 12462, 16616, 20770, 22298, 24924, 31155, 33447, 41540, 44596, 49848, 55745, 62310, 66894, 83080, 89192, 111490, 124620, 133788, 167235, 222980, 249240, 267576, 334470, 345619, 445960, 668940, 691238, 746983, 1036857, 1337880, 1382476, 1493966, 1728095, 2073714, 2240949, 2764952, 2987932, 3456190, 3734915, 4147428, 4481898, 5184285, 5975864, 6912380, 7469830, 8294856, 8963796, 10368570, 11204745, 13824760, 14939660, 17927592, 20737140, 22409490, 23156473, 29879320, 41474280, 44818980, 46312946, 69469419, 89637960, 92625892, 115782365, 138938838, 185251784, 231564730, 277877676, 347347095, 463129460, 555755352, 694694190, 926258920, 1389388380, 2778776760]

約数ペア:

[(1, 2778776760), (2, 1389388380), (3, 926258920), (4, 694694190), (5, 555755352), (6, 463129460), (8, 347347095), (10, 277877676), (12, 231564730), (15, 185251784), (20, 138938838), (24, 115782365), (30, 92625892), (31, 89637960), (40, 69469419), (60, 46312946), (62, 44818980), (67, 41474280), (93, 29879320), (120, 23156473), (124, 22409490), (134, 20737140), (155, 17927592), (186, 14939660), (201, 13824760), (248, 11204745), (268, 10368570), (310, 8963796), (335, 8294856), (372, 7469830), (402, 6912380), (465, 5975864), (536, 5184285), (620, 4481898), (670, 4147428), (744, 3734915), (804, 3456190), (930, 2987932), (1005, 2764952), (1240, 2240949), (1340, 2073714), (1608, 1728095), (1860, 1493966), (2010, 1382476), (2077, 1337880), (2680, 1036857), (3720, 746983), (4020, 691238), (4154, 668940), (6231, 445960), (8040, 345619), (8308, 334470), (10385, 267576), (11149, 249240), (12462, 222980), (16616, 167235), (20770, 133788), (22298, 124620), (24924, 111490), (31155, 89192), (33447, 83080), (41540, 66894), (44596, 62310), (49848, 55745)]