252781440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 838648080

約数和(自身を除く): 585866640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 137, 155, 160, 186, 192, 240, 248, 274, 310, 320, 372, 384, 411, 465, 480, 496, 548, 620, 640, 685, 744, 822, 930, 960, 961, 992, 1096, 1240, 1370, 1488, 1644, 1860, 1920, 1922, 1984, 2055, 2192, 2480, 2740, 2883, 2976, 3288, 3720, 3844, 3968, 4110, 4247, 4384, 4805, 4960, 5480, 5766, 5952, 6576, 7440, 7688, 8220, 8494, 8768, 9610, 9920, 10960, 11532, 11904, 12741, 13152, 14415, 14880, 15376, 16440, 16988, 17536, 19220, 19840, 21235, 21920, 23064, 25482, 26304, 28830, 29760, 30752, 32880, 33976, 38440, 42470, 43840, 46128, 50964, 52608, 57660, 59520, 61504, 63705, 65760, 67952, 76880, 84940, 87680, 92256, 101928, 115320, 123008, 127410, 131520, 131657, 135904, 153760, 169880, 184512, 203856, 230640, 254820, 263040, 263314, 271808, 307520, 339760, 369024, 394971, 407712, 461280, 509640, 526628, 543616, 615040, 658285, 679520, 789942, 815424, 922560, 1019280, 1053256, 1316570, 1359040, 1579884, 1630848, 1845120, 1974855, 2038560, 2106512, 2633140, 2718080, 3159768, 3949710, 4077120, 4213024, 5266280, 6319536, 7899420, 8154240, 8426048, 10532560, 12639072, 15798840, 16852096, 21065120, 25278144, 31597680, 42130240, 50556288, 63195360, 84260480, 126390720, 252781440]

約数ペア:

[(1, 252781440), (2, 126390720), (3, 84260480), (4, 63195360), (5, 50556288), (6, 42130240), (8, 31597680), (10, 25278144), (12, 21065120), (15, 16852096), (16, 15798840), (20, 12639072), (24, 10532560), (30, 8426048), (31, 8154240), (32, 7899420), (40, 6319536), (48, 5266280), (60, 4213024), (62, 4077120), (64, 3949710), (80, 3159768), (93, 2718080), (96, 2633140), (120, 2106512), (124, 2038560), (128, 1974855), (137, 1845120), (155, 1630848), (160, 1579884), (186, 1359040), (192, 1316570), (240, 1053256), (248, 1019280), (274, 922560), (310, 815424), (320, 789942), (372, 679520), (384, 658285), (411, 615040), (465, 543616), (480, 526628), (496, 509640), (548, 461280), (620, 407712), (640, 394971), (685, 369024), (744, 339760), (822, 307520), (930, 271808), (960, 263314), (961, 263040), (992, 254820), (1096, 230640), (1240, 203856), (1370, 184512), (1488, 169880), (1644, 153760), (1860, 135904), (1920, 131657), (1922, 131520), (1984, 127410), (2055, 123008), (2192, 115320), (2480, 101928), (2740, 92256), (2883, 87680), (2976, 84940), (3288, 76880), (3720, 67952), (3844, 65760), (3968, 63705), (4110, 61504), (4247, 59520), (4384, 57660), (4805, 52608), (4960, 50964), (5480, 46128), (5766, 43840), (5952, 42470), (6576, 38440), (7440, 33976), (7688, 32880), (8220, 30752), (8494, 29760), (8768, 28830), (9610, 26304), (9920, 25482), (10960, 23064), (11532, 21920), (11904, 21235), (12741, 19840), (13152, 19220), (14415, 17536), (14880, 16988), (15376, 16440)]