281645551320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{4751}}^1\times {\mathrm{70573}}^1$

素因数の和:75345

約数の個数: 128

約数和(自身を含む): 965858826240

約数和(自身を除く): 684213274920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 4751, 9502, 14253, 19004, 23755, 28506, 33257, 38008, 47510, 57012, 66514, 70573, 71265, 95020, 99771, 114024, 133028, 141146, 142530, 166285, 190040, 199542, 211719, 266056, 282292, 285060, 332570, 352865, 399084, 423438, 494011, 498855, 564584, 570120, 665140, 705730, 798168, 846876, 988022, 997710, 1058595, 1330280, 1411460, 1482033, 1693752, 1976044, 1995420, 2117190, 2470055, 2822920, 2964066, 3952088, 3990840, 4234380, 4940110, 5928132, 7410165, 8468760, 9880220, 11856264, 14820330, 19760440, 29640660, 59281320, 335292323, 670584646, 1005876969, 1341169292, 1676461615, 2011753938, 2347046261, 2682338584, 3352923230, 4023507876, 4694092522, 5029384845, 6705846460, 7041138783, 8047015752, 9388185044, 10058769690, 11735231305, 13411692920, 14082277566, 18776370088, 20117539380, 23470462610, 28164555132, 35205693915, 40235078760, 46940925220, 56329110264, 70411387830, 93881850440, 140822775660, 281645551320]

約数ペア:

[(1, 281645551320), (2, 140822775660), (3, 93881850440), (4, 70411387830), (5, 56329110264), (6, 46940925220), (7, 40235078760), (8, 35205693915), (10, 28164555132), (12, 23470462610), (14, 20117539380), (15, 18776370088), (20, 14082277566), (21, 13411692920), (24, 11735231305), (28, 10058769690), (30, 9388185044), (35, 8047015752), (40, 7041138783), (42, 6705846460), (56, 5029384845), (60, 4694092522), (70, 4023507876), (84, 3352923230), (105, 2682338584), (120, 2347046261), (140, 2011753938), (168, 1676461615), (210, 1341169292), (280, 1005876969), (420, 670584646), (840, 335292323), (4751, 59281320), (9502, 29640660), (14253, 19760440), (19004, 14820330), (23755, 11856264), (28506, 9880220), (33257, 8468760), (38008, 7410165), (47510, 5928132), (57012, 4940110), (66514, 4234380), (70573, 3990840), (71265, 3952088), (95020, 2964066), (99771, 2822920), (114024, 2470055), (133028, 2117190), (141146, 1995420), (142530, 1976044), (166285, 1693752), (190040, 1482033), (199542, 1411460), (211719, 1330280), (266056, 1058595), (282292, 997710), (285060, 988022), (332570, 846876), (352865, 798168), (399084, 705730), (423438, 665140), (494011, 570120), (498855, 564584)]