8154240

素因数分解:

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

素因数の和:190

約数の個数: 128

約数和(自身を含む): 27025920

約数和(自身を除く): 18871680

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, 992, 1096, 1240, 1370, 1488, 1644, 1860, 1920, 1984, 2055, 2192, 2480, 2740, 2976, 3288, 3720, 3968, 4110, 4247, 4384, 4960, 5480, 5952, 6576, 7440, 8220, 8494, 8768, 9920, 10960, 11904, 12741, 13152, 14880, 16440, 16988, 17536, 19840, 21235, 21920, 25482, 26304, 29760, 32880, 33976, 42470, 43840, 50964, 52608, 59520, 63705, 65760, 67952, 84940, 87680, 101928, 127410, 131520, 135904, 169880, 203856, 254820, 263040, 271808, 339760, 407712, 509640, 543616, 679520, 815424, 1019280, 1359040, 1630848, 2038560, 2718080, 4077120, 8154240]

約数ペア:

[(1, 8154240), (2, 4077120), (3, 2718080), (4, 2038560), (5, 1630848), (6, 1359040), (8, 1019280), (10, 815424), (12, 679520), (15, 543616), (16, 509640), (20, 407712), (24, 339760), (30, 271808), (31, 263040), (32, 254820), (40, 203856), (48, 169880), (60, 135904), (62, 131520), (64, 127410), (80, 101928), (93, 87680), (96, 84940), (120, 67952), (124, 65760), (128, 63705), (137, 59520), (155, 52608), (160, 50964), (186, 43840), (192, 42470), (240, 33976), (248, 32880), (274, 29760), (310, 26304), (320, 25482), (372, 21920), (384, 21235), (411, 19840), (465, 17536), (480, 16988), (496, 16440), (548, 14880), (620, 13152), (640, 12741), (685, 11904), (744, 10960), (822, 9920), (930, 8768), (960, 8494), (992, 8220), (1096, 7440), (1240, 6576), (1370, 5952), (1488, 5480), (1644, 4960), (1860, 4384), (1920, 4247), (1984, 4110), (2055, 3968), (2192, 3720), (2480, 3288), (2740, 2976)]