7218631728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21001}}^1$

素因数の和:21064

約数の個数: 240

約数和(自身を含む): 26000812032

約数和(自身を除く): 18782180304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 31, 33, 36, 42, 44, 48, 56, 62, 63, 66, 72, 77, 84, 88, 93, 99, 112, 124, 126, 132, 144, 154, 168, 176, 186, 198, 217, 231, 248, 252, 264, 279, 308, 336, 341, 372, 396, 434, 462, 496, 504, 528, 558, 616, 651, 682, 693, 744, 792, 868, 924, 1008, 1023, 1116, 1232, 1302, 1364, 1386, 1488, 1584, 1736, 1848, 1953, 2046, 2232, 2387, 2604, 2728, 2772, 3069, 3472, 3696, 3906, 4092, 4464, 4774, 5208, 5456, 5544, 6138, 7161, 7812, 8184, 9548, 10416, 11088, 12276, 14322, 15624, 16368, 19096, 21001, 21483, 24552, 28644, 31248, 38192, 42002, 42966, 49104, 57288, 63003, 84004, 85932, 114576, 126006, 147007, 168008, 171864, 189009, 231011, 252012, 294014, 336016, 343728, 378018, 441021, 462022, 504024, 588028, 651031, 693033, 756036, 882042, 924044, 1008048, 1176056, 1302062, 1323063, 1386066, 1512072, 1617077, 1764084, 1848088, 1953093, 2079099, 2352112, 2604124, 2646126, 2772132, 3024144, 3234154, 3528168, 3696176, 3906186, 4158198, 4557217, 4851231, 5208248, 5292252, 5544264, 5859279, 6468308, 7056336, 7161341, 7812372, 8316396, 9114434, 9702462, 10416496, 10584504, 11088528, 11718558, 12936616, 13671651, 14322682, 14553693, 15624744, 16632792, 18228868, 19404924, 21169008, 21484023, 23437116, 25873232, 27343302, 28645364, 29107386, 31249488, 33265584, 36457736, 38809848, 41014953, 42968046, 46874232, 50129387, 54686604, 57290728, 58214772, 64452069, 72915472, 77619696, 82029906, 85936092, 93748464, 100258774, 109373208, 114581456, 116429544, 128904138, 150388161, 164059812, 171872184, 200517548, 218746416, 232859088, 257808276, 300776322, 328119624, 343744368, 401035096, 451164483, 515616552, 601552644, 656239248, 802070192, 902328966, 1031233104, 1203105288, 1804657932, 2406210576, 3609315864, 7218631728]

約数ペア:

[(1, 7218631728), (2, 3609315864), (3, 2406210576), (4, 1804657932), (6, 1203105288), (7, 1031233104), (8, 902328966), (9, 802070192), (11, 656239248), (12, 601552644), (14, 515616552), (16, 451164483), (18, 401035096), (21, 343744368), (22, 328119624), (24, 300776322), (28, 257808276), (31, 232859088), (33, 218746416), (36, 200517548), (42, 171872184), (44, 164059812), (48, 150388161), (56, 128904138), (62, 116429544), (63, 114581456), (66, 109373208), (72, 100258774), (77, 93748464), (84, 85936092), (88, 82029906), (93, 77619696), (99, 72915472), (112, 64452069), (124, 58214772), (126, 57290728), (132, 54686604), (144, 50129387), (154, 46874232), (168, 42968046), (176, 41014953), (186, 38809848), (198, 36457736), (217, 33265584), (231, 31249488), (248, 29107386), (252, 28645364), (264, 27343302), (279, 25873232), (308, 23437116), (336, 21484023), (341, 21169008), (372, 19404924), (396, 18228868), (434, 16632792), (462, 15624744), (496, 14553693), (504, 14322682), (528, 13671651), (558, 12936616), (616, 11718558), (651, 11088528), (682, 10584504), (693, 10416496), (744, 9702462), (792, 9114434), (868, 8316396), (924, 7812372), (1008, 7161341), (1023, 7056336), (1116, 6468308), (1232, 5859279), (1302, 5544264), (1364, 5292252), (1386, 5208248), (1488, 4851231), (1584, 4557217), (1736, 4158198), (1848, 3906186), (1953, 3696176), (2046, 3528168), (2232, 3234154), (2387, 3024144), (2604, 2772132), (2728, 2646126), (2772, 2604124), (3069, 2352112), (3472, 2079099), (3696, 1953093), (3906, 1848088), (4092, 1764084), (4464, 1617077), (4774, 1512072), (5208, 1386066), (5456, 1323063), (5544, 1302062), (6138, 1176056), (7161, 1008048), (7812, 924044), (8184, 882042), (9548, 756036), (10416, 693033), (11088, 651031), (12276, 588028), (14322, 504024), (15624, 462022), (16368, 441021), (19096, 378018), (21001, 343728), (21483, 336016), (24552, 294014), (28644, 252012), (31248, 231011), (38192, 189009), (42002, 171864), (42966, 168008), (49104, 147007), (57288, 126006), (63003, 114576), (84004, 85932)]