64724280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 203489280

約数和(自身を除く): 138765000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 137, 155, 186, 248, 254, 274, 310, 372, 381, 411, 465, 508, 548, 620, 635, 685, 744, 762, 822, 930, 1016, 1096, 1240, 1270, 1370, 1524, 1644, 1860, 1905, 2055, 2540, 2740, 3048, 3288, 3720, 3810, 3937, 4110, 4247, 5080, 5480, 7620, 7874, 8220, 8494, 11811, 12741, 15240, 15748, 16440, 16988, 17399, 19685, 21235, 23622, 25482, 31496, 33976, 34798, 39370, 42470, 47244, 50964, 52197, 59055, 63705, 69596, 78740, 84940, 86995, 94488, 101928, 104394, 118110, 127410, 139192, 157480, 169880, 173990, 208788, 236220, 254820, 260985, 347980, 417576, 472440, 509640, 521970, 539369, 695960, 1043940, 1078738, 1618107, 2087880, 2157476, 2696845, 3236214, 4314952, 5393690, 6472428, 8090535, 10787380, 12944856, 16181070, 21574760, 32362140, 64724280]

約数ペア:

[(1, 64724280), (2, 32362140), (3, 21574760), (4, 16181070), (5, 12944856), (6, 10787380), (8, 8090535), (10, 6472428), (12, 5393690), (15, 4314952), (20, 3236214), (24, 2696845), (30, 2157476), (31, 2087880), (40, 1618107), (60, 1078738), (62, 1043940), (93, 695960), (120, 539369), (124, 521970), (127, 509640), (137, 472440), (155, 417576), (186, 347980), (248, 260985), (254, 254820), (274, 236220), (310, 208788), (372, 173990), (381, 169880), (411, 157480), (465, 139192), (508, 127410), (548, 118110), (620, 104394), (635, 101928), (685, 94488), (744, 86995), (762, 84940), (822, 78740), (930, 69596), (1016, 63705), (1096, 59055), (1240, 52197), (1270, 50964), (1370, 47244), (1524, 42470), (1644, 39370), (1860, 34798), (1905, 33976), (2055, 31496), (2540, 25482), (2740, 23622), (3048, 21235), (3288, 19685), (3720, 17399), (3810, 16988), (3937, 16440), (4110, 15748), (4247, 15240), (5080, 12741), (5480, 11811), (7620, 8494), (7874, 8220)]