48311680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 126684000

約数和(自身を除く): 78372320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 128, 137, 145, 152, 160, 190, 232, 274, 290, 304, 320, 380, 464, 548, 551, 580, 608, 640, 685, 760, 928, 1096, 1102, 1160, 1216, 1370, 1520, 1856, 2192, 2204, 2320, 2432, 2603, 2740, 2755, 3040, 3712, 3973, 4384, 4408, 4640, 5206, 5480, 5510, 6080, 7946, 8768, 8816, 9280, 10412, 10960, 11020, 12160, 13015, 15892, 17536, 17632, 18560, 19865, 20824, 21920, 22040, 26030, 31784, 35264, 39730, 41648, 43840, 44080, 52060, 63568, 70528, 75487, 79460, 83296, 87680, 88160, 104120, 127136, 150974, 158920, 166592, 176320, 208240, 254272, 301948, 317840, 333184, 352640, 377435, 416480, 508544, 603896, 635680, 754870, 832960, 1207792, 1271360, 1509740, 1665920, 2415584, 2542720, 3019480, 4831168, 6038960, 9662336, 12077920, 24155840, 48311680]

約数ペア:

[(1, 48311680), (2, 24155840), (4, 12077920), (5, 9662336), (8, 6038960), (10, 4831168), (16, 3019480), (19, 2542720), (20, 2415584), (29, 1665920), (32, 1509740), (38, 1271360), (40, 1207792), (58, 832960), (64, 754870), (76, 635680), (80, 603896), (95, 508544), (116, 416480), (128, 377435), (137, 352640), (145, 333184), (152, 317840), (160, 301948), (190, 254272), (232, 208240), (274, 176320), (290, 166592), (304, 158920), (320, 150974), (380, 127136), (464, 104120), (548, 88160), (551, 87680), (580, 83296), (608, 79460), (640, 75487), (685, 70528), (760, 63568), (928, 52060), (1096, 44080), (1102, 43840), (1160, 41648), (1216, 39730), (1370, 35264), (1520, 31784), (1856, 26030), (2192, 22040), (2204, 21920), (2320, 20824), (2432, 19865), (2603, 18560), (2740, 17632), (2755, 17536), (3040, 15892), (3712, 13015), (3973, 12160), (4384, 11020), (4408, 10960), (4640, 10412), (5206, 9280), (5480, 8816), (5510, 8768), (6080, 7946)]