20161225280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10079}}^1$

素因数の和:10169

約数の個数: 224

約数和(自身を含む): 58989772800

約数和(自身を除く): 38828547520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 47, 56, 64, 70, 76, 80, 94, 95, 112, 133, 140, 152, 160, 188, 190, 224, 235, 266, 280, 304, 320, 329, 376, 380, 448, 470, 532, 560, 608, 658, 665, 752, 760, 893, 940, 1064, 1120, 1216, 1316, 1330, 1504, 1520, 1645, 1786, 1880, 2128, 2240, 2632, 2660, 3008, 3040, 3290, 3572, 3760, 4256, 4465, 5264, 5320, 6080, 6251, 6580, 7144, 7520, 8512, 8930, 10079, 10528, 10640, 12502, 13160, 14288, 15040, 17860, 20158, 21056, 21280, 25004, 26320, 28576, 31255, 35720, 40316, 42560, 50008, 50395, 52640, 57152, 62510, 70553, 71440, 80632, 100016, 100790, 105280, 125020, 141106, 142880, 161264, 191501, 200032, 201580, 250040, 282212, 285760, 322528, 352765, 383002, 400064, 403160, 473713, 500080, 564424, 645056, 705530, 766004, 806320, 947426, 957505, 1000160, 1128848, 1340507, 1411060, 1532008, 1612640, 1894852, 1915010, 2000320, 2257696, 2368565, 2681014, 2822120, 3064016, 3225280, 3315991, 3789704, 3830020, 4515392, 4737130, 5362028, 5644240, 6128032, 6631982, 6702535, 7579408, 7660040, 9000547, 9474260, 10724056, 11288480, 12256064, 13263964, 13405070, 15158816, 15320080, 16579955, 18001094, 18948520, 21448112, 22576960, 26527928, 26810140, 30317632, 30640160, 33159910, 36002188, 37897040, 42896224, 45002735, 53055856, 53620280, 61280320, 63003829, 66319820, 72004376, 75794080, 85792448, 90005470, 106111712, 107240560, 126007658, 132639640, 144008752, 151588160, 180010940, 212223424, 214481120, 252015316, 265279280, 288017504, 315019145, 360021880, 428962240, 504030632, 530558560, 576035008, 630038290, 720043760, 1008061264, 1061117120, 1260076580, 1440087520, 2016122528, 2520153160, 2880175040, 4032245056, 5040306320, 10080612640, 20161225280]

約数ペア:

[(1, 20161225280), (2, 10080612640), (4, 5040306320), (5, 4032245056), (7, 2880175040), (8, 2520153160), (10, 2016122528), (14, 1440087520), (16, 1260076580), (19, 1061117120), (20, 1008061264), (28, 720043760), (32, 630038290), (35, 576035008), (38, 530558560), (40, 504030632), (47, 428962240), (56, 360021880), (64, 315019145), (70, 288017504), (76, 265279280), (80, 252015316), (94, 214481120), (95, 212223424), (112, 180010940), (133, 151588160), (140, 144008752), (152, 132639640), (160, 126007658), (188, 107240560), (190, 106111712), (224, 90005470), (235, 85792448), (266, 75794080), (280, 72004376), (304, 66319820), (320, 63003829), (329, 61280320), (376, 53620280), (380, 53055856), (448, 45002735), (470, 42896224), (532, 37897040), (560, 36002188), (608, 33159910), (658, 30640160), (665, 30317632), (752, 26810140), (760, 26527928), (893, 22576960), (940, 21448112), (1064, 18948520), (1120, 18001094), (1216, 16579955), (1316, 15320080), (1330, 15158816), (1504, 13405070), (1520, 13263964), (1645, 12256064), (1786, 11288480), (1880, 10724056), (2128, 9474260), (2240, 9000547), (2632, 7660040), (2660, 7579408), (3008, 6702535), (3040, 6631982), (3290, 6128032), (3572, 5644240), (3760, 5362028), (4256, 4737130), (4465, 4515392), (5264, 3830020), (5320, 3789704), (6080, 3315991), (6251, 3225280), (6580, 3064016), (7144, 2822120), (7520, 2681014), (8512, 2368565), (8930, 2257696), (10079, 2000320), (10528, 1915010), (10640, 1894852), (12502, 1612640), (13160, 1532008), (14288, 1411060), (15040, 1340507), (17860, 1128848), (20158, 1000160), (21056, 957505), (21280, 947426), (25004, 806320), (26320, 766004), (28576, 705530), (31255, 645056), (35720, 564424), (40316, 500080), (42560, 473713), (50008, 403160), (50395, 400064), (52640, 383002), (57152, 352765), (62510, 322528), (70553, 285760), (71440, 282212), (80632, 250040), (100016, 201580), (100790, 200032), (105280, 191501), (125020, 161264), (141106, 142880)]