505562880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 1680584976

約数和(自身を除く): 1175022096

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, 256, 274, 310, 320, 372, 384, 411, 465, 480, 496, 548, 620, 640, 685, 744, 768, 822, 930, 960, 961, 992, 1096, 1240, 1280, 1370, 1488, 1644, 1860, 1920, 1922, 1984, 2055, 2192, 2480, 2740, 2883, 2976, 3288, 3720, 3840, 3844, 3968, 4110, 4247, 4384, 4805, 4960, 5480, 5766, 5952, 6576, 7440, 7688, 7936, 8220, 8494, 8768, 9610, 9920, 10960, 11532, 11904, 12741, 13152, 14415, 14880, 15376, 16440, 16988, 17536, 19220, 19840, 21235, 21920, 23064, 23808, 25482, 26304, 28830, 29760, 30752, 32880, 33976, 35072, 38440, 39680, 42470, 43840, 46128, 50964, 52608, 57660, 59520, 61504, 63705, 65760, 67952, 76880, 84940, 87680, 92256, 101928, 105216, 115320, 119040, 123008, 127410, 131520, 131657, 135904, 153760, 169880, 175360, 184512, 203856, 230640, 246016, 254820, 263040, 263314, 271808, 307520, 339760, 369024, 394971, 407712, 461280, 509640, 526080, 526628, 543616, 615040, 658285, 679520, 738048, 789942, 815424, 922560, 1019280, 1053256, 1087232, 1230080, 1316570, 1359040, 1579884, 1630848, 1845120, 1974855, 2038560, 2106512, 2633140, 2718080, 3159768, 3261696, 3690240, 3949710, 4077120, 4213024, 5266280, 5436160, 6319536, 7899420, 8154240, 8426048, 10532560, 12639072, 15798840, 16308480, 16852096, 21065120, 25278144, 31597680, 33704192, 42130240, 50556288, 63195360, 84260480, 101112576, 126390720, 168520960, 252781440, 505562880]

約数ペア:

[(1, 505562880), (2, 252781440), (3, 168520960), (4, 126390720), (5, 101112576), (6, 84260480), (8, 63195360), (10, 50556288), (12, 42130240), (15, 33704192), (16, 31597680), (20, 25278144), (24, 21065120), (30, 16852096), (31, 16308480), (32, 15798840), (40, 12639072), (48, 10532560), (60, 8426048), (62, 8154240), (64, 7899420), (80, 6319536), (93, 5436160), (96, 5266280), (120, 4213024), (124, 4077120), (128, 3949710), (137, 3690240), (155, 3261696), (160, 3159768), (186, 2718080), (192, 2633140), (240, 2106512), (248, 2038560), (256, 1974855), (274, 1845120), (310, 1630848), (320, 1579884), (372, 1359040), (384, 1316570), (411, 1230080), (465, 1087232), (480, 1053256), (496, 1019280), (548, 922560), (620, 815424), (640, 789942), (685, 738048), (744, 679520), (768, 658285), (822, 615040), (930, 543616), (960, 526628), (961, 526080), (992, 509640), (1096, 461280), (1240, 407712), (1280, 394971), (1370, 369024), (1488, 339760), (1644, 307520), (1860, 271808), (1920, 263314), (1922, 263040), (1984, 254820), (2055, 246016), (2192, 230640), (2480, 203856), (2740, 184512), (2883, 175360), (2976, 169880), (3288, 153760), (3720, 135904), (3840, 131657), (3844, 131520), (3968, 127410), (4110, 123008), (4247, 119040), (4384, 115320), (4805, 105216), (4960, 101928), (5480, 92256), (5766, 87680), (5952, 84940), (6576, 76880), (7440, 67952), (7688, 65760), (7936, 63705), (8220, 61504), (8494, 59520), (8768, 57660), (9610, 52608), (9920, 50964), (10960, 46128), (11532, 43840), (11904, 42470), (12741, 39680), (13152, 38440), (14415, 35072), (14880, 33976), (15376, 32880), (16440, 30752), (16988, 29760), (17536, 28830), (19220, 26304), (19840, 25482), (21235, 23808), (21920, 23064)]