1390561280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{229}}^1\times {\mathrm{593}}^1$

素因数の和:849

約数の個数: 96

約数和(自身を含む): 3356753400

約数和(自身を除く): 1966192120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 320, 458, 512, 593, 640, 916, 1024, 1145, 1186, 1280, 1832, 2048, 2290, 2372, 2560, 2965, 3664, 4580, 4744, 5120, 5930, 7328, 9160, 9488, 10240, 11860, 14656, 18320, 18976, 23720, 29312, 36640, 37952, 47440, 58624, 73280, 75904, 94880, 117248, 135797, 146560, 151808, 189760, 234496, 271594, 293120, 303616, 379520, 468992, 543188, 586240, 607232, 678985, 759040, 1086376, 1172480, 1214464, 1357970, 1518080, 2172752, 2344960, 2715940, 3036160, 4345504, 5431880, 6072320, 8691008, 10863760, 17382016, 21727520, 34764032, 43455040, 69528064, 86910080, 139056128, 173820160, 278112256, 347640320, 695280640, 1390561280]

約数ペア:

[(1, 1390561280), (2, 695280640), (4, 347640320), (5, 278112256), (8, 173820160), (10, 139056128), (16, 86910080), (20, 69528064), (32, 43455040), (40, 34764032), (64, 21727520), (80, 17382016), (128, 10863760), (160, 8691008), (229, 6072320), (256, 5431880), (320, 4345504), (458, 3036160), (512, 2715940), (593, 2344960), (640, 2172752), (916, 1518080), (1024, 1357970), (1145, 1214464), (1186, 1172480), (1280, 1086376), (1832, 759040), (2048, 678985), (2290, 607232), (2372, 586240), (2560, 543188), (2965, 468992), (3664, 379520), (4580, 303616), (4744, 293120), (5120, 271594), (5930, 234496), (7328, 189760), (9160, 151808), (9488, 146560), (10240, 135797), (11860, 117248), (14656, 94880), (18320, 75904), (18976, 73280), (23720, 58624), (29312, 47440), (36640, 37952)]