2449089280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 216

約数和(自身を含む): 6649270992

約数和(自身を除く): 4200181712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 181, 220, 248, 256, 310, 320, 341, 352, 362, 440, 496, 620, 640, 682, 704, 724, 880, 905, 961, 992, 1240, 1280, 1364, 1408, 1448, 1705, 1760, 1810, 1922, 1984, 1991, 2480, 2728, 2816, 2896, 3410, 3520, 3620, 3844, 3968, 3982, 4805, 4960, 5456, 5611, 5792, 6820, 7040, 7240, 7688, 7936, 7964, 9610, 9920, 9955, 10571, 10912, 11222, 11584, 13640, 14080, 14480, 15376, 15928, 19220, 19840, 19910, 21142, 21824, 22444, 23168, 27280, 28055, 28960, 30752, 31856, 38440, 39680, 39820, 42284, 43648, 44888, 46336, 52855, 54560, 56110, 57920, 61504, 61721, 63712, 76880, 79640, 84568, 87296, 89776, 105710, 109120, 112220, 115840, 123008, 123442, 127424, 153760, 159280, 169136, 173941, 179552, 211420, 218240, 224440, 231680, 246016, 246884, 254848, 307520, 308605, 318560, 338272, 347882, 359104, 422840, 436480, 448880, 493768, 509696, 615040, 617210, 637120, 676544, 695764, 718208, 845680, 869705, 897760, 987536, 1230080, 1234420, 1274240, 1353088, 1391528, 1436416, 1691360, 1739410, 1795520, 1913351, 1975072, 2468840, 2548480, 2706176, 2783056, 3382720, 3478820, 3591040, 3826702, 3950144, 4937680, 5566112, 6765440, 6957640, 7182080, 7653404, 7900288, 9566755, 9875360, 11132224, 13530880, 13915280, 15306808, 15800576, 19133510, 19750720, 22264448, 27830560, 30613616, 38267020, 39501440, 44528896, 55661120, 61227232, 76534040, 79002880, 111322240, 122454464, 153068080, 222644480, 244908928, 306136160, 489817856, 612272320, 1224544640, 2449089280]

約数ペア:

[(1, 2449089280), (2, 1224544640), (4, 612272320), (5, 489817856), (8, 306136160), (10, 244908928), (11, 222644480), (16, 153068080), (20, 122454464), (22, 111322240), (31, 79002880), (32, 76534040), (40, 61227232), (44, 55661120), (55, 44528896), (62, 39501440), (64, 38267020), (80, 30613616), (88, 27830560), (110, 22264448), (124, 19750720), (128, 19133510), (155, 15800576), (160, 15306808), (176, 13915280), (181, 13530880), (220, 11132224), (248, 9875360), (256, 9566755), (310, 7900288), (320, 7653404), (341, 7182080), (352, 6957640), (362, 6765440), (440, 5566112), (496, 4937680), (620, 3950144), (640, 3826702), (682, 3591040), (704, 3478820), (724, 3382720), (880, 2783056), (905, 2706176), (961, 2548480), (992, 2468840), (1240, 1975072), (1280, 1913351), (1364, 1795520), (1408, 1739410), (1448, 1691360), (1705, 1436416), (1760, 1391528), (1810, 1353088), (1922, 1274240), (1984, 1234420), (1991, 1230080), (2480, 987536), (2728, 897760), (2816, 869705), (2896, 845680), (3410, 718208), (3520, 695764), (3620, 676544), (3844, 637120), (3968, 617210), (3982, 615040), (4805, 509696), (4960, 493768), (5456, 448880), (5611, 436480), (5792, 422840), (6820, 359104), (7040, 347882), (7240, 338272), (7688, 318560), (7936, 308605), (7964, 307520), (9610, 254848), (9920, 246884), (9955, 246016), (10571, 231680), (10912, 224440), (11222, 218240), (11584, 211420), (13640, 179552), (14080, 173941), (14480, 169136), (15376, 159280), (15928, 153760), (19220, 127424), (19840, 123442), (19910, 123008), (21142, 115840), (21824, 112220), (22444, 109120), (23168, 105710), (27280, 89776), (28055, 87296), (28960, 84568), (30752, 79640), (31856, 76880), (38440, 63712), (39680, 61721), (39820, 61504), (42284, 57920), (43648, 56110), (44888, 54560), (46336, 52855)]